HP 6125XLG Command Reference Manual Download Page 413

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[Sysname] acl ipv6 number 3000

[Sysname-acl6-adv-3000] rule 10 permit ipv6 source 2001::1 128 destination

ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff 128

[Sysname-acl6-adv-3000] rule 100 deny ipv6

[Sysname-acl6-adv-3000] quit

[Sysname] isis 1

[Sysname-isis-1] ipv6 filter-policy 3000 import

Related commands

ipv6 filter-policy export

ipv6 import-route

Use

ipv6 import-route

to enable IPv6 IS-IS to redistribute routes from another routing protocol.

Use

undo ipv6 import-route

to disable route redistribution.

Syntax

ipv6 import-route

protocol

[

process-id

] [

allow-ibgp

] [

cost

cost

| [

level-1

level-1-2

level-2

] |

route-policy

route-policy-name

tag

tag

] *

undo ipv6 import-route

protocol

[

process-id

]

Default

IPv6 does not redistribute routes from any other routing protocol.

Views

IS-IS view

Predefined user roles

network-admin

Parameters

protocol

: Redistributes routes from the specified routing protocol, which can be

direct

static

ripng

isisv6

bgp4+

, or

ospfv3

process-id

: Specifies a process by its ID in the range of 1 to 65535. It is available only when the protocol

ripng

isisv6

, or

ospfv3

cost

cost

: Specifies a cost for redistributed routes, in the range of 0 to 4261412864.

level-1

: Redistributes routes into the Level-1 routing table.

level-1-2

: Redistributes routes into Level-1 and Level-2 routing tables.

level-2

: Redistributes routes into the Level-2 routing table.

route-policy

route-policy-name

: Specifies a routing policy by its name, a case-sensitive string of 1 to 63

characters, to filter redistributed routes.

tag

tag

: Specifies an administrative tag for marking redistributed routes, in the range of 1 to

4294967295.

allow-ibgp

: Allows redistribution of IBGP routes. This keyword is available only when the protocol is

bgp4+

Summary of Contents for 6125XLG

Page 1: ...HP 6125XLG Blade Switch Layer 3 IP Routing Command Reference Part number 5998 3734 Software version Rlease 2306 Document version 6W100 20130912 ...

Page 2: ...MATERIAL INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE Hewlett Packard shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing performance or use of this material The only warranties for HP products and services are set forth in the express warranty statements accompan...

Page 3: ...ecmp num 23 reset ip routing table statistics protocol 24 reset ipv6 routing table statistics protocol 24 Static routing commands 26 delete static routes all 26 ip route static 26 ip route static default preference 29 RIP commands 30 checkzero 30 default cost 30 default route 31 display rip 32 display rip database 34 display rip interface 34 display rip route 36 fast reroute 37 filter policy expor...

Page 4: ...splay ospf interface 78 display ospf lsdb 80 display ospf peer 83 display ospf peer statistics 86 display ospf request queue 87 display ospf retrans queue 88 display ospf routing 89 display ospf vlink 91 display router id 92 enable link local signaling 93 enable out of band resynchronization 93 fast reroute OSPF view 94 filter OSPF area view 94 filter policy export OSPF view 95 filter policy impor...

Page 5: ... 125 snmp agent trap enable ospf 125 snmp trap rate limit 127 spf schedule interval 127 stub OSPF area view 128 stub router 129 transmit pacing 130 vlink peer OSPF area view 130 IS IS commands 133 area authentication mode 133 auto cost enable 134 bandwidth reference IS IS view 135 circuit cost 135 cost style 136 default route advertise IS IS view 137 display isis brief 138 display isis graceful re...

Page 6: ...p 176 isis timer hello 177 isis timer holding multiplier 178 isis timer lsp 179 ispf enable 180 is level 180 is name 181 is name map 182 log peer change 182 lsp fragments extend 183 lsp length originate 184 lsp length receive 184 maximum load balancing IS IS view 185 network entity 185 preference 186 priority 187 reset isis all 188 reset isis peer 188 set overload 189 summary IS IS view 190 timer ...

Page 7: ...p routing table ipv4 unicast community list 238 display bgp routing table ipv4 unicast peer 239 display bgp routing table ipv4 unicast statistics 240 display bgp routing table ipv6 unicast 241 display bgp routing table ipv6 unicast as path acl 244 display bgp routing table ipv6 unicast community list 245 display bgp routing table ipv6 unicast peer 246 display bgp routing table ipv6 unicast statist...

Page 8: ...ter id 306 refresh bgp ipv4 unicast 308 refresh bgp ipv6 unicast 309 reset bgp all 310 reset bgp dampening ipv4 unicast 310 reset bgp dampening ipv6 unicast 311 reset bgp flap info ipv4 unicast 312 reset bgp flap info ipv6 unicast 313 reset bgp ipv4 unicast 313 reset bgp ipv6 unicast 314 router id system view 315 router id BGP view BGP VPN instance view 316 summary automatic 317 timer 317 Policy b...

Page 9: ...nce 350 default cost OSPFv3 area view 351 default route advertise OSPFv3 view 351 display ospfv3 abr asbr 353 display ospfv3 brief 354 display ospfv3 graceful restart status 355 display ospfv3 interface 356 display ospfv3 lsdb 358 display ospfv3 peer 361 display ospfv3 request queue 363 display ospfv3 retrans queue 365 display ospfv3 routing 366 display ospfv3 statistics 367 display ospfv3 vlink 3...

Page 10: ...ort route isisv6 level 1 into level 2 403 ipv6 import route isisv6 level 2 into level 1 404 ipv6 import route limit 404 ipv6 maximum load balancing 405 ipv6 preference 406 ipv6 summary 406 isis ipv6 bfd enable 407 isis ipv6 enable 408 IPv6 policy based routing commands 409 apply next hop 409 display ipv6 policy based route 410 display ipv6 policy based route interface 410 display ipv6 policy based...

Page 11: ...path 433 ip community list 434 ip extcommunity list 436 route policy 436 IPv4 routing policy configuration commands 437 apply fast reroute 437 apply ip address next hop 438 display ip prefix list 439 if match ip 440 ip prefix list 441 reset ip prefix list 442 IPv6 routing policy configuration commands 442 apply ipv6 next hop 442 display ipv6 prefix list 443 if match ipv6 444 ipv6 prefix list 445 r...

Page 12: ...ord the command displays only brief information about active routes Examples Display brief information about active routes in the routing table Sysname display ip routing table Destinations 13 Routes 13 Destination Mask Proto Pre Cost NextHop Interface 0 0 0 0 32 Direct 0 0 127 0 0 1 InLoop0 1 1 1 0 24 Static 60 0 192 168 47 4 Vlan21 127 0 0 0 8 Direct 0 0 127 0 0 1 InLoop0 127 0 0 0 32 Direct 0 0...

Page 13: ...ct Process ID 0 SubProtID 0x0 Age 08h34m37s Cost 0 Preference 0 Tag 0 State Active NoAdv OrigTblID 0x0 OrigVrf default vrf TableID 0x2 OrigAs 0 NBRID 0x10000000 LastAs 0 AttrID 0xffffffff Neighbor 0 0 0 0 Flags 0x1000c OrigNextHop 127 0 0 1 Label NULL RealNextHop 127 0 0 1 BkLabel NULL BkNextHop N A Tunnel ID Invalid Interface InLoopBack0 BkTunnel ID Invalid BkInterface N A Destination 1 1 1 0 24 ...

Page 14: ...nactive route NoAdv Route that the router must not advertise Vrrp Routes generated by VRRP Nat Routes generated by NAT TunE Tunnel OrigTblID Original routing table ID OrigVrf Original VPN that the route belongs to TableID ID of the routing table OrigAs Original AS number NBRID Neighbor ID of the route LastAs Last AS number AttrID Attribute ID Neighbor Address of the neighbor determined by the rout...

Page 15: ...L Usage guidelines If the specified ACL does not exist or has no rules configured the command displays information about all routes Examples Define basic ACL 2000 and set the route filtering rules Sysname system view Sysname acl number 2000 Sysname acl basic 2000 rule permit source 192 168 1 0 0 0 0 255 Sysname acl basic 2000 rule deny source any Display brief information about active routes permi...

Page 16: ... Active NoAdv OrigTblID 0x0 OrigVrf default vrf TableID 0x2 OrigAs 0 NBRID 0x10000003 LastAs 0 AttrID 0xffffffff Neighbor 0 0 0 0 Flags 0x1008c OrigNextHop 192 168 1 111 Label NULL RealNextHop 192 168 1 111 BkLabel NULL BkNextHop N A Tunnel ID Invalid Interface Vlan interface21 BkTunnel ID Invalid BkInterface N A Destination 192 168 1 111 32 Protocol Direct Process ID 0 SubProtID 0x1 Age 04h20m37s...

Page 17: ...tance name ip address mask mask length longer match verbose display ip routing table vpn instance vpn instance name ip address1 to ip address2 verbose Views Any view Predefined user roles network admin network operator Parameters vpn instance vpn instance name Specifies an MPLS L3VPN instance by its name a case sensitive string of 1 to 31 characters Without this option the command displays routing...

Page 18: ...ry with its own subnet mask If the two operations yield the same result for multiple entries the one with longest mask length is displayed display ip routing table ip address mask longer match The system ANDs the entered destination IP address with the entered subnet mask The system ANDs the destination IP address in each active route entry with the entered subnet mask If the two operations yield ...

Page 19: ...ce 11 0 0 0 16 Static 60 0 0 0 0 0 NULL0 Display brief information about the routes to destination addresses in the range of 1 1 1 0 to 5 5 5 0 Sysname display ip routing table 1 1 1 0 to 5 5 5 0 Summary Count 6 Destination Mask Proto Pre Cost NextHop Interface 1 1 1 1 32 Direct 0 0 127 0 0 1 InLoop0 2 2 2 0 24 Direct 0 0 2 2 2 1 Vlan2 3 3 3 0 24 Direct 0 0 3 3 3 1 Vlan22 3 3 3 1 32 Direct 0 0 127...

Page 20: ...t test permit 1 1 1 0 24 Display brief information about the active route permitted by the IP prefix list Sysname display ip routing table prefix list test Routes Matched by Prefix list test Summary Count 1 Destination Mask Proto Pre Cost NextHop Interface 1 1 1 0 24 Direct 0 0 1 1 1 2 Vlan22 For command output see Table 1 Display detailed information about all routes permitted by the IP prefix li...

Page 21: ... routes verbose Displays detailed routing table information Without this keyword the command displays brief routing information Examples Display brief information about direct routes Sysname display ip routing table protocol direct Summary Count 13 Direct Routing Table Status Active Summary Count 13 Destination Mask Proto Pre Cost NextHop Interface 0 0 0 0 32 Direct 0 0 127 0 0 1 InLoop0 2 2 2 0 2...

Page 22: ...g table statistics to display IPv4 route statistics Syntax display ip routing table vpn instance vpn instance name statistics Views Any view Predefined user roles network admin network operator Parameters vpn instance vpn instance name Specifies an MPLS L3VPN instance by its name a case sensitive string of 1 to 31 characters Without this option the command displays route statistics for the public ...

Page 23: ...ew Predefined user roles network admin network operator Parameters vpn instance vpn instance name Specifies an MPLS L3VPN instance by its name a case sensitive string of 1 to 31 characters Without this option the command displays routing information for the public network verbose Displays detailed routing table information including information about both active and inactive routes With this keywo...

Page 24: ... all routes in the routing table Sysname display ipv6 routing table verbose Destinations 3 Routes 3 Destination 1 128 Protocol Direct Process ID 0 SubProtID 0x0 Age 00h53m50s Cost 0 Preference 0 Tag 0 State Active NoAdv OrigTblID 0x0 OrigVrf default vrf TableID 0xa OrigAs 0 NBRID 0x20000000 LastAs 0 AttrID 0xffffffff Neighbor Flags 0x10004 OrigNextHop 1 Label NULL RealNextHop 1 BkLabel NULL BkNext...

Page 25: ...ld Description Destination IPv6 address and prefix of the destination network or host Protocol Protocol that installed the route SubProtID ID of the subprotocol for routing Age Time for which the route has been in the routing table Cost Cost of the route Preference Preference of the route Tag Tag of the route State Route status Active Active unicast route Adv Route that can be advertised Inactive ...

Page 26: ...s network admin network operator Parameters vpn instance vpn instance name Specifies an MPLS L3VPN instance by its name a case sensitive string of 1 to 31 characters Without this option the command displays routing information for the public network acl6 number Specifies a basic IPv6 ACL by its number in the range of 2000 to 2999 verbose Displays detailed information about all routes permitted by ...

Page 27: ...ate Active NoAdv OrigTblID 0x0 OrigVrf default vrf TableID 0xa OrigAs 0 NBRID 0x20000000 LastAs 0 AttrID 0xffffffff Neighbor Flags 0x10004 OrigNextHop 1 Label NULL RealNextHop 1 BkLabel NULL BkNextHop N A Tunnel ID Invalid Interface InLoopBack0 BkTunnel ID Invalid BkInterface N A Destination 1 1 64 Protocol Static Process ID 0 SubProtID 0x2 Age 08h57m19s Cost 0 Preference 60 Tag 0 State Active Adv...

Page 28: ... route entry with the longest prefix ipv6 address1 to ipv6 address2 Specifies a destination IPv6 address range verbose Displays detailed routing table information including information about both active and inactive routes Without this keyword the command displays only brief information about active routes Usage guidelines Executing the command with different parameters yields different output dis...

Page 29: ...ngest prefix length is displayed display ipv6 routing table ipv6 address1 to ipv6 address2 The system displays route entries with destinations in the range of ipv6 address1 128 to ipv6 address2 128 Examples Display brief information about the routes to the destination IPv6 address 10 1 127 Sysname display ipv6 routing table 10 1 127 Summary Count 3 Destination 10 64 Protocol Static NextHop Prefere...

Page 30: ...MPLS L3VPN instance by its name a case sensitive string of 1 to 31 characters Without this option the command displays routing information for the public network prefix list name Specifies an IPv6 prefix list by its name a case sensitive string of 1 to 63 characters verbose Displays detailed information about all IPv6 routes permitted by the IPv6 prefix list Without this keyword the command displa...

Page 31: ...x10004 OrigNextHop 1 Label NULL RealNextHop 1 BkLabel NULL BkNextHop N A Tunnel ID Invalid Interface InLoopBack0 BkTunnel ID Invalid BkInterface N A For command output see Table 5 display ipv6 routing table protocol Use display ipv6 routing table protocol to display information about IPv6 routes installed by a protocol Syntax display ipv6 routing table vpn instance vpn instance name protocol proto...

Page 32: ...nterface InLoop0 Cost 0 Destination FE80 10 Protocol Direct NextHop Preference 0 Interface NULL0 Cost 0 Destination FF00 8 Protocol Direct NextHop Preference 0 Interface NULL0 Cost 0 Direct Routing Table Status Inactive Summary Count 0 Display brief information about static routes Sysname display ipv6 routing table protocol static Summary Count 3 Static Routing table Status Active Summary Count 3 ...

Page 33: ...splays route statistics for the public network Examples Display IPv6 route statistics for the public network Sysname display ipv6 routing table statistics Proto route active added deleted DIRECT 5 5 5 0 STATIC 3 3 3 0 RIPng 0 0 0 0 OSPFv3 0 0 0 0 IS ISv6 0 0 0 0 BGP4 0 0 0 0 Total 8 8 8 0 Table 6 Command output Field Description Proto Protocol that installed the route route Number of routes instal...

Page 34: ...ax ECMP Num in use Maximum number of current ECMP routes in use Max ECMP Num at the next reboot Maximum number of ECMP routes at the next reboot of the device max ecmp num Use max ecmp num to configure the maximum number of ECMP routes Use undo max ecmp num to restore the default Syntax max ecmp num number undo max ecmp num Default The maximum number of ECMP routes is 8 Views System view Predefine...

Page 35: ...public network protocol Clears route statistics for a routing protocol It can be bgp direct isis ospf rip or static all Clears route statistics for all IPv4 routing protocols Examples Clear all IPv4 route statistics for the public network Sysname reset ip routing table statistics protocol all reset ipv6 routing table statistics protocol Use reset ipv6 routing table statistics protocol to clear IPv...

Page 36: ...25 all Clears route statistics for all IPv6 routing protocols Examples Clear all IPv6 route statistics for the public network Sysname reset ipv6 routing table statistics protocol all ...

Page 37: ...ding the default route use the delete static routes all command Examples Delete all static routes Sysname system view Sysname delete static routes all Delete all IPv4 static routes Continue Y N y Related commands ip route static ip route static Use ip route static to configure a static route Use undo ip route static to delete a static route Syntax ip route static dest address mask mask length next...

Page 38: ...d static route is installed in the routing tables of the specified VPNs dest address Specifies the destination IP address of the static route in dotted decimal notation mask Specifies the mask of the IP address in dotted decimal notation mask length Specifies the mask length in the range of 0 to 32 vpn instance d vpn instance name Specifies a destination MPLS L3VPN instance by its name a case sens...

Page 39: ...assign the same preference to the routes to enable them to back up one another assign different preferences to them Follow these guidelines when you specify the output interface or the next hop address of the static route If the output interface is a Null 0 interface no next hop address is required If the output interface is a point to point interface such as a PPP serial interface you can specify...

Page 40: ...default preference of static routes is 60 Views System view Predefined user roles network admin Parameters default preference value Specifies a default preference for static routes in the range of 1 to 255 Usage guidelines If no preference is specified for a static route the default preference applies When the default preference is reconfigured it applies to only newly added static routes Examples...

Page 41: ...ards RIPv1 messages in which zero fields contain non zero values If all messages are trustworthy disable this feature to reduce the workload of the CPU Examples Disable zero field check on RIPv1 messages for RIP process 100 Sysname system view Sysname rip 100 Sysname rip 100 undo checkzero default cost Use default cost to configure a default metric for redistributed routes Use undo default cost to...

Page 42: ...ning a RIP process to advertise a default route with a specified metric to RIP neighbors Use undo default route to restore the default Syntax default route only originate cost cost undo default route Default No default route is sent to RIP neighbors Views RIP view Predefined user roles network admin Parameters only Advertises only a default route originate Advertises both a default route and other...

Page 43: ...tion for all RIP processes Examples Display current state and configuration information for all RIP processes Sysname display rip Public VPN instance name RIP process 1 RIP version 1 Preference 100 Routing policy abc Fast reroute Routing policy frr Checkzero Enabled Default cost 0 Summary Enabled Host routes Enabled Maximum number of load balanced routes 8 Update time 30 secs Timeout time 180 secs...

Page 44: ...tput delay RIP packet sending interval Output count Maximum number of RIP packets sent at each interval Garbage collect time RIP garbage collection interval Silent interfaces Number of silent interfaces which do not periodically send updates Default routes Indicates whether a default route is sent to RIP neighbors only Only a default route is advertised originate A default route is advertised alon...

Page 45: ...4 cost 0 nexthop 1 1 1 1 RIP interface 1 1 2 0 24 cost 0 imported 2 0 0 0 8 cost 1 auto summary 2 0 0 0 8 cost 1 nexthop 1 1 1 2 Table 9 Command output Field Description cost Cost of the route auto summary Indicates that the route is a RIP automatic summary route interface summary Indicates that the route is a RIP interface summary route nexthop Address of the next hop RIP interface Direct route o...

Page 46: ...ts 0 2000 Table 10 Command output Field Description Interface Name of an interface running RIP Address Mask IP address and mask of the interface Version RIP version running on the interface MetricIn Additional metric added to incoming routes MetricIn route policy Name of the routing policy used to add an additional metric for incoming routes If no routing policy is used the field displays Not desi...

Page 47: ...yntax display rip process id route ip address mask mask length peer ip address statistics Views Any view Predefined user roles network admin network operator Parameters process id Specifies a RIP process by its ID in the range of 1 to 65535 ip address mask mask length Displays route information for the specified IP address peer ip address Displays route information learned from the specified neigh...

Page 48: ...ning time of the timer corresponding to the route state Display routing statistics for RIP process 1 Sysname display rip 1 route statistics Peer Aging Garbage 1 1 1 2 1 0 Total 1 0 Table 12 Command output Field Description Peer IP address of a neighbor Aging Total number of aging routes Garbage Total number of routes in the Garbage collection state Total Total number of routes learned from all RIP...

Page 49: ...policy frr permit node 10 Sysname route policy frr 10 if match ip address prefix list abc Sysname route policy frr 10 apply fast reroute backup interface vlan interface 1 backup nexthop 193 1 1 8 Sysname route policy frr 10 quit Sysname rip 100 Sysname rip 100 fast reroute route policy frr filter policy export Use filter policy export to configure RIP to filter redistributed routes Use undo filter...

Page 50: ...ny permit a route with the specified destination and mask use the rule rule id deny permit ip source sour addr sour wildcard destination dest addr dest wildcard command The source keyword specifies the destination address of a route and the destination keyword specifies the subnet mask of the route The specified subnet mask must be contiguous Otherwise the mask configuration does not take effect E...

Page 51: ...3 characters to filter routes from the gateway interface type interface number Specifies an interface by its type and number Usage guidelines To reference an advanced ACL with a number from 3000 to 3999 in the command configure the ACL using one of the following methods To deny permit a route with the specified destination use the rule rule id deny permit ip source sour addr sour wildcard command ...

Page 52: ...on 255 255 0 0 0 Sysname acl adv 3000 rule 100 deny ip Sysname acl adv 3000 quit Sysname rip 1 Sysname rip 1 filter policy 3000 import Related commands acl ACL and QoS Command Reference ip prefix list graceful restart Use graceful restart to enable GR for RIP Use undo graceful restart to disable RIP GR capability Syntax graceful restart undo graceful restart Default RIP GR is disabled Views RIP vi...

Page 53: ...mport route Use import route to enable route redistribution from another routing protocol Use undo import route to disable route redistribution Syntax import route protocol process id all processes allow ibgp cost cost route policy route policy name tag tag undo import route protocol process id all processes Default RIP does not redistribute routes from any other routing protocol Views RIP view Pr...

Page 54: ...ibutes IBGP routes and might cause routing loops Therefore use it with caution This command redistributes only active routes To view route state information use the display ip routing table protocol command The undo import route protocol all processes command removes only the configuration made by the import route protocol all processes command instead of the configuration made by the import route...

Page 55: ... RIP on an interface attached to a specified network Syntax network network address undo network network address Default RIP is disabled on an interface Views RIP view Predefined user roles network admin Parameters network address Specifies a subnet address where an interface resides Usage guidelines RIP runs only on an interface attached to the specified network An interface not on the specified ...

Page 56: ...ending interval in the range of 10 to 100 milliseconds count Specifies the maximum number of RIP packets sent at each interval in the range of 1 to 30 Examples Configure all interfaces running RIP process 1 to send up to 10 RIP packets every 60 milliseconds Sysname system view Sysname rip 1 Sysname rip 1 output delay 60 count 10 preference Use preference to specify a preference for RIP routes Use ...

Page 57: ...is set by the routing policy the preference of all RIP routes is set by the preference command Examples Set a preference of 120 for RIP routes Sysname system view Sysname rip 1 Sysname rip 1 preference 120 reset rip process Use reset rip process to reset a RIP process Syntax reset rip process id process Views User view Predefined user roles network admin Parameters process id Specifies a RIP proce...

Page 58: ...d user roles network admin Parameters process id Specifies a RIP process by its ID in the range of 1 to 65535 The default is 1 vpn instance vpn instance name Specifies an MPLS L3VPN instance by its name a case sensitive string of 1 to 31 characters If no VPN is specified the RIP process runs on the public network Usage guidelines You must create a RIP process before configuring global parameters f...

Page 59: ...xt key plain string Specifies a plaintext key a case sensitive string of 1 to 16 characters key id Specifies the RFC 2082 MD5 key ID in the range of 1 to 255 rfc2453 Uses the message format defined in RFC 2453 IETF standard simple Specifies the simple authentication mode Usage guidelines A newly configured key overwrites the old one if any Although you can specify an authentication mode for RIPv1 ...

Page 60: ... 11 Sysname Vlan interface11 rip bfd enable rip default route Use rip default route to configure a RIP interface to advertise a default route with a specified metric Use undo rip default route to disable a RIP interface from sending a default route Syntax rip default route only originate cost cost no originate undo rip default route Default A RIP interface advertises a default route if the RIP pro...

Page 61: ...and other routes Sysname system view Sysname interface vlan interface 10 Sysname Vlan interface10 rip default route originate cost 2 Related commands default route rip input Use rip input to enable an interface to receive RIP messages Use undo rip input to disable an interface from receiving RIP messages Syntax rip input undo rip input Default An interface is enabled to receive RIP messages Views ...

Page 62: ... can be performed Routes matching the policy are added with the metric specified in the apply cost command configured in the policy Routes not matching it are added with the metric specified in the rip metricout command The rip metricout command does not support the or keyword used to add or reduce a metric specified in the apply cost command If the apply cost command is not configured in the poli...

Page 63: ... metric specified in the apply cost command configured in the policy Routes not matching it are added with the metric specified in the rip metricout command The rip metricout command does not support the or keyword used to add or reduce a metric specified in the apply cost command If the apply cost command is not configured in the policy all the outbound routes are added with the metric specified ...

Page 64: ...e rip poison reverse to enable the poison reverse function Use undo rip poison reverse to disable the poison reverse function Syntax rip poison reverse undo rip poison reverse Default The poison reverse function is disabled Views Interface view Predefined user roles network admin Examples Enable the poison reverse function on VLAN interface 10 Sysname system view Sysname interface vlan interface 1...

Page 65: ...10 rip split horizon rip summary address Use rip summary address to configure RIPv2 to advertise a summary route on an interface Use undo rip summary address to remove the configuration Syntax rip summary address ip address mask mask length undo rip summary address ip address mask mask length Default RIPv2 does not advertise a summary route Views Interface view Predefined user roles network admin ...

Page 66: ...ers 1 Specifies the RIP version as RIPv1 2 Specifies the RIP version as RIPv2 broadcast multicast Sends RIPv2 messages in broadcast mode or multicast mode default Usage guidelines If an interface has no RIP version configured it uses the global RIP version Otherwise it uses the RIP version configured on it An interface running RIPv1 can perform the following operations Sends RIPv1 broadcast messag...

Page 67: ...IP messages Views RIP view Predefined user roles network admin Parameters interface type interface number Disables an specified interface from sending RIP messages all Disables all interfaces from sending RIP messages Examples Configure all VLAN interfaces to operate in silent mode except VLAN interface 10 Sysname system view Sysname rip 100 Sysname rip 100 silent interface all Sysname rip 100 und...

Page 68: ...he default Syntax timers garbage collect garbage collect value suppress suppress value timeout timeout value update update value undo timers garbage collect suppress timeout update Default The garbage collect timer is 120 seconds the suppress timer is 120 seconds the timeout timer is 180 seconds and the update timer is 30 seconds Views RIP view Predefined user roles network admin Parameters garbag...

Page 69: ...h a metric of 16 If no update is announced for that route before the garbage collect timer expires RIP deletes the route from the routing table HP recommends not changing the default values of these timers The timer lengths must be consistent on all routers on the network The timeout timer must be greater than the update timer Examples Configure the update timeout suppress and garbage collect time...

Page 70: ...pecifies the RIP version as RIPv2 RIPv2 messages are multicast Usage guidelines An interface prefers the RIP version configured on it over the global RIP version If no RIP version is specified for the interface and the global version is RIPv1 the interface uses RIPv1 and it can send RIPv1 broadcasts and receive RIPv1 broadcasts and unicasts If no RIP version is specified for the interface and the ...

Page 71: ... range of 0 to 32 bits advertise not advertise Advertises the summary route or not By default the command advertises the summary route cost cost Specifies the cost of the summary route in the range of 1 to 16777215 The default cost is the largest cost value among routes that are summarized Usage guidelines This command is available only on an ABR to summarize multiple contiguous networks into one ...

Page 72: ... 0 and enter area 0 view Sysname system view Sysname ospf 100 Sysname ospf 100 area 0 Sysname ospf 100 area 0 0 0 0 asbr summary Use asbr summary to configure a summary route on an ASBR Use undo asbr summary to remove a summary route on an ASBR Syntax asbr summary ip address mask mask length cost cost not advertise tag tag undo asbr summary ip address mask mask length Default No route summarizatio...

Page 73: ... it advertises the summary route in a Type 7 LSA With the asbr summary command configured an NSSA ABR summarizes matching routes described by Type 5 LSAs that are translated from Type 7 LSAs and advertises the summary route to neighbors This command does not take effect on non NSSA ABRs To enable ASBR to advertise more specific routes issue the undo asbr summary command Examples Summarize redistri...

Page 74: ...dwidth value for link cost calculation Use undo bandwidth reference to restore the default value Syntax bandwidth reference value undo bandwidth reference Default The default value is 100 Mbps Views OSPF view Predefined user roles network admin Parameters value Specifies the bandwidth reference value for link cost calculation in the range of 1 to 4294967 Mbps Usage guidelines If no cost values are...

Page 75: ... for marking redistributed routes in the range of 0 to 4294967295 type type Specifies the type for redistributed routes 1 or 2 Examples Configure the default cost tag and type as 10 100 and 2 for redistributed external routes Sysname system view Sysname ospf 100 Sysname ospf 100 default cost 10 tag 100 type 2 Related commands import route default cost OSPF area view Use default cost to configure a...

Page 76: ...te policy route policy name type type summary cost cost undo default route advertise Default No default route is redistributed into the OSPF routing domain Views OSPF view Predefined user roles network admin Parameters always Generates a default route in a Type 5 LSA into the OSPF routing domain regardless of whether or not there is a default route in the routing table If this keyword is not speci...

Page 77: ...5 LSA specified by the default type command applies summary Advertises the specified default route in a Type 3 LSA This keyword is available only for VPNs Usage guidelines This command redistributes a default route in a Type 5 LSA which cannot be redistributed with the import route command If the local routing table has no default route you must provide the always keyword for the command The defau...

Page 78: ...ospf abr asbr Use display ospf abr asbr to display routes to the ABR or ASBR Syntax display ospf process id abr asbr Views Any view Predefined user roles network admin network operator Parameters process id Specifies an OSPF process by its ID in the range of 1 to 65535 Usage guidelines If no process ID is specified this command displays routes to the ABR ASBR for all OSPF processes If you use this...

Page 79: ...edefined user roles network admin network operator Parameters process id Specifies an OSPF process by its ID in the range of 1 to 65535 ip address Specifies an IP address in dotted decimal notation mask Specifies the mask in dotted decimal notation mask length Specifies the mask length in the range of 0 to 32 bits Usage guidelines If no OSPF process is specified this command displays the summarize...

Page 80: ...of the summary route address Tag Tag of the summary route Status Advertisement status of the summary route Cost Cost to the summary network The Count of Route Number of summarized routes Destination Destination address of a summarized route Net Mask Network mask of a summarized route Proto Routing protocol Process Process ID of the routing protocol Type Type of a summarized route Metric Metric of ...

Page 81: ...0 LSA generation interval 5 LSA arrival interval 1000 Transmit pacing Interval 20 Count 3 Default ASE parameters Metric 1 Tag 1 Type 2 Route Preference 10 ASE Route Preference 150 SPF Computation Count 22 RFC 1583 Compatible Graceful restart interval 120 This process is currently bound to MIB Area Count 1 Nssa Area Count 1 ExChange Loading Neighbors 0 SNMP trap rate limit interval 2 Count 300 Area...

Page 82: ...t each time Default ASE Parameter Default ASE Parameters metric tag route type Route Preference Internal route preference ASE Route Preference External route preference SPF Computation count SPF computation count of the OSPF process RFC1583 Compatible Compatible with RFC 1583 Area Count Area number of the current process Nssa Area Count NSSA area number of the current process SNMP trap rate limit ...

Page 83: ...ers OSPF timers Hello Interval for sending hello packets Dead Interval within which the neighbor is down Poll Interval for sending hello packets Retransmit Interval for retransmitting LSAs FRR backup Indicates whether Loop Free Alternate LFA calculation is enabled on an interface display ospf cumulative Use display ospf cumulative to display OSPF statistics Syntax display ospf process id cumulativ...

Page 84: ...ated 4 LSAs Received 7 Routing Table Intra Area 2 Inter Area 3 ASE NSSA 0 Table 16 Command output Field Description IO statistics Statistics about input output packets and LSAs Type OSPF packet type Input Packets received Output Packets sent Hello Hell packet DB Description Database Description packet Link State Req Link State Request packet Link State Update Link State Update packet Link State Ac...

Page 85: ...ute number ASE ASE route number display ospf error Use display ospf error to display OSPF error information Syntax display ospf process id error Views Any view Predefined user roles network admin network operator Parameters process id Specifies an OSPF process by its ID in the range of 1 to 65535 Usage guidelines If no process is specified this command displays OSPF error information for all OSPF ...

Page 86: ...virtual links OSPF bad authentication type Packets with invalid authentication type OSPF bad authentication key Packets with invalid authentication key OSPF packet too small Packets too small in length OSPF Neighbor state low Packets received in low neighbor state OSPF transmit error Packets with error when being transmitted OSPF interface down Shutdown times of the interface OSPF unknown neighbor...

Page 87: ...isplays detailed GR information Usage guidelines If no process ID is specified this command displays GR information for all processes Examples Display detailed GR information Sysname display ospf graceful restart verbose OSPF Process 1 with Router ID 1 1 1 1 Graceful Restart information Graceful Restart capability Enable IETF Graceful Restart support Planned and un planned Partial Helper capabilit...

Page 88: ...F GR is enabled Disable GR is disabled Graceful Restart support GR modes that the process supports the modes are displayed only when GR is enabled Planned and un planned Supports both planned and unplanned GR Planned only Supports only planned GR Partial Supports partial GR Global Supports global GR Helper capability Helper capability that the process supports Enable IETF Supports IETF GR Helper c...

Page 89: ...e interface State Interface state Type Interface network type Neighbor count of this interface Neighbors of an interface Neighbor Neighbor router ID IP address Neighbor IP address GR state Neighbor GR state Normal Normal state Under GR GR is in process Under Helper The process is acting as GR Helper Last Helper exit reason Reason that the Helper exited last time Virtual link Neighbor ID Router ID ...

Page 90: ...he interface or the verbose keyword this command displays OSPF brief information for all interfaces Examples Display all OSPF interface brief information Sysname display ospf interface OSPF Process 1 with Router ID 192 168 1 1 Interfaces Area 0 0 0 0 IP Address Type State Cost Pri DR BDR 192 168 1 1 PTP P 2 P 1562 1 0 0 0 0 0 0 0 0 Area 0 0 0 1 IP Address Type State Cost Pri DR BDR 172 16 0 1 Broa...

Page 91: ...i Router priority DR DR on the interface s network segment BDR BDR on the interface s network segment Display detailed information about VLAN interface 1 1 Sysname display ospf interface Vlan interface 11 OSPF Process 1 with Router ID 192 168 1 1 Interfaces Interface 172 16 0 1 Vlan interface11 Cost 1 State DR Type Broadcast MTU 1500 Priority 1 Designated Router 172 16 0 1 Backup Designated Router...

Page 92: ... Displays Type 9 LSA Opaque link LSA information in the LSDB router Displays Type 1 LSA Router LSA information in the LSDB summary Displays Type 3 LSA Network Summary LSA information in the LSDB link state id Specifies a Link state ID in the IP address format originate router advertising router id Displays information about LSAs originated by the specified router self originate Displays informatio...

Page 93: ... the area Type LSA type see Table 16 LinkState ID Link state ID AdvRouter Advertising router Age Age of the LSA Len Length of the LSA Sequence Sequence number of the LSA Metric Cost of the LSA Opq Link Opaque LSA generated by a virtual link Display Type 2 LSA Network LSA information in the LSDB Sysname display ospf 1 lsdb network OSPF Process 1 with Router ID 192 168 1 1 Area 0 0 0 0 Link State Da...

Page 94: ...k support N NSSA external LSA support P Capability of an NSSA ABR to translate Type 7 LSAs into Type 5 LSAs Seq LSA sequence number Checksum LSA checksum Net Mask Network mask Attached Router ID of the router that established adjacency with the DR and ID of the DR itself display ospf peer Use display ospf peer to display information about OSPF neighbors Syntax display ospf process id peer verbose ...

Page 95: ...ghbor information Sysname display ospf peer verbose OSPF Process 1 with Router ID 1 1 1 1 Neighbors Area 0 0 0 0 interface 1 1 1 1 Vlan interface11 s neighbors Router ID 1 1 1 2 Address 1 1 1 2 GR State Normal State Full Mode Nbr is Master Priority 1 DR 1 1 1 2 BDR 1 1 1 1 MTU 0 Options is 0x02 E Dead timer due in 33 sec Neighbor is up for 02 03 35 Authentication Sequence 0 Neighbor state change c...

Page 96: ...o the neighbor describing its entire link state database Loading The router sends LSRs packets to the neighbor requesting more recent LSAs Full The neighboring routers are fully adjacent Mode Neighbor mode for LSDB synchronization Priority Neighboring router priority DR DR on the interface s network segment BDR BDR on the interface s network segment MTU Interface MTU Options LSA options O Opaque L...

Page 97: ...ospf peer statistics to display OSPF neighbor statistics Syntax display ospf process id peer statistics Views Any view Predefined user roles network admin network operator Parameters process id Specifies an OSPF process by its ID in the range of 1 to 65535 Usage guidelines If no OSPF process is specified this command displays OSPF neighbor statistics for all OSPF processes Examples Display OSPF ne...

Page 98: ...same state Down Attempt Init 2 Way ExStart Exchange Loading or Full display ospf request queue Use display ospf request queue to display OSPF request queue information Syntax display ospf process id request queue interface type interface number neighbor id Views Any view Predefined user roles network admin network operator Parameters process id Specifies an OSPF process by its ID in the range of 1...

Page 99: ...g router Sequence LSA sequence number Age LSA age display ospf retrans queue Use display ospf retrans queue to display retransmission queue information Syntax display ospf process id retrans queue interface type interface number neighbor id Views Any view Predefined user roles network admin network operator Parameters process id Specifies an OSPF process by its ID in the range of 1 to 65535 interf...

Page 100: ...r s Neighbor is Router ID Neighbor router ID Address Neighbor interface IP address Interface Interface address of the router Area Area ID Retrans List Retransmission list Type LSA type LinkState ID Link state ID AdvRouter Advertising router Sequence LSA sequence number Age LSA age display ospf routing Use display ospf routing to display OSPF routing information Syntax display ospf process id routi...

Page 101: ...n Examples Display OSPF routing information Sysname display ospf routing OSPF Process 1 with Router ID 192 168 1 2 Routing Tables Routing for Network Destination Cost Type NextHop AdvRouter Area 192 168 1 0 24 1562 Stub 192 168 1 2 192 168 1 2 0 0 0 0 172 16 0 0 16 1563 Inter 192 168 1 1 192 168 1 1 0 0 0 0 Total Nets 2 Intra Area 1 Inter Area 1 ASE 0 NSSA 0 Table 28 Command output Field Descripti...

Page 102: ...cast BkNetworkType N A Total Nets 2 Intra Area 2 Inter Area 0 ASE 0 NSSA 0 Table 29 Command output Field Description SubProtoID Sub protocol ID Preference OSPF preference NbrId Neighbor router ID NextHop Primary next hop IP address BkNextHop Backup next hop IP address NetworkType Type of the network to which the primary next hop belongs BkNetworkType Type of the network to which the backup next ho...

Page 103: ...1 Timers Hello 10 Dead 40 Retransmit 5 Transmit Delay 1 Table 30 Command output Field Description Virtual link Neighbor ID ID of the neighbor on the virtual link Neighbor State Neighbor state Down Init 2 Way ExStart Exchange Loading Full Interface IP address and name of the local interface on the virtual link Cost Interface route cost State Interface state Type Virtual link Transit Area Transit ar...

Page 104: ...ing for OSPF process 1 Sysname system view Sysname ospf 1 Sysname ospf 1 enable link local signaling enable out of band resynchronization Use enable out of band resynchronization to enable the OSPF out of band resynchronization OOB Resynch capability Use undo enable out of band resynchronization to disable the OSPF out of band resynchronization capability Syntax enable out of band resynchronizatio...

Page 105: ... lfa Uses the LFA algorithm to calculate a backup next hop for all routes abr only Uses the next hop of the route to the ABR as the backup next hop route policy route policy name Uses a routing policy to designate a backup next hop The route policy name argument is a case sensitive string of 1 to 63 characters Usage guidelines Do not use OSPF FRR and BFD for OSPF at the same time Otherwise OSPF FR...

Page 106: ...s name a case sensitive string of 1 to 63 characters to filter inbound outbound Type 3 LSAs export Filters Type 3 LSAs advertised to other areas import Filters Type 3 LSAs advertised into the local area Examples Use IP prefix list my prefix list to filter inbound Type 3 LSAs and use ACL 2000 to filter outbound Type 3 LSAs in OSPF Area 1 Sysname system view Sysname ospf 100 Sysname ospf 100 area 1 ...

Page 107: ...e rule id deny permit ip source sour addr sour wildcard command To deny permit a route with the specified destination and mask use the rule rule id deny permit ip source sour addr sour wildcard destination dest addr dest wildcard command The source keyword specifies the destination address of a route and the destination keyword specifies the subnet mask of the route The specified subnet mask must ...

Page 108: ...ination route policy route policy name Specifies a routing policy by its name a case sensitive string of 1 to 63 characters to filter inbound routes Usage guidelines To reference an advanced ACL with a number from 3000 to 3999 in the command or in the specified routing policy configure the ACL in one of the following ways To deny permit a route with the specified destination use the rule rule id d...

Page 109: ...leted only when all GR Helpers exist A GR process fails if a GR Helper fails for example the interface connected to the GR Helper goes down Without this keyword this command enables partial GR In partial GR mode a GR process can be completed if a GR Helper exists planned only Enables planned only GR Without this keyword this command enables both planned GR and unplanned GR Usage guidelines GR incl...

Page 110: ...apability enable graceful restart helper enable Use graceful restart helper enable to enable OSPF GR Helper capability Use undo graceful restart helper enable to disable OSPF GR Helper capability Syntax graceful restart helper enable planned only undo graceful restart helper enable Default OSPF GR Helper capability is enabled Views OSPF view Predefined user roles network admin Parameters planned o...

Page 111: ...nes When an LSA change on the GR Helper is detected the GR Helper device exits the GR Helper mode Examples Enable strict LSA checking capability for GR Helper in OSPF process 1 Sysname system view Sysname ospf 1 Sysname ospf 1 graceful restart helper strict lsa checking graceful restart interval OSPF view Use graceful restart interval to configure the GR interval Use undo graceful restart interval...

Page 112: ...host route Syntax host advertise ip address cost undo host advertise ip address Default No host route is advertised Views OSPF area view Predefined user roles network admin Parameters ip address Specifies the IP address of a host cost Specifies a cost for the route in the range of 1 to 65535 Examples Advertise host route 1 1 1 1 with a cost of 100 Sysname system view Sysname ospf 100 Sysname ospf ...

Page 113: ...ive string of 1 to 63 characters tag tag Specifies a tag for marking external LSAs in the range of 0 to 4294967295 The default is 1 type type Specifies a cost type 1 or 2 The default is 2 Usage guidelines This command redistributes routes destined for other ASs from another protocol AS external routes include the following types Type 1 external route Type 2 external route A Type 1 external route h...

Page 114: ...spf 100 import route rip 40 type 2 tag 33 cost 50 Related commands default route advertise ispf enable Use ispf enable to enable OSPF incremental SPF ISPF Use undo ispf enable to disable OSPF ISPF Syntax ispf enable undo ispf enable Default OSPF ISPF is enabled Views OSPF view Predefined user roles network admin Usage guidelines Upon topology changes ISPF recomputes only the affected part of the S...

Page 115: ...ore the default Syntax lsa arrival interval interval undo lsa arrival interval Default The LSA arrival interval is 1000 milliseconds Views OSPF view Predefined user roles network admin Parameters interval Specifies the LSA arrival interval in the range of 0 to 60000 milliseconds Usage guidelines If an LSA that has the same LSA type LS ID originating router ID as the previous LSA is received within...

Page 116: ...When the number of LSAs in the LSDB exceeds the upper limit the LSDB is in an overflow state In this state OSPF does not receive any external LSAs and deletes the external LSAs generated by itself to save system resources You can configure the interval that OSPF exits overflow state An interval of 0 indicates that the timer is not started and OSPF does not exit overflow state Examples Configure th...

Page 117: ...f network changes become frequent the LSA generation interval is incremented by incremental interval 2n 2 n is the number of generation times each time a LSA generation occurs until the maximum interval is reached The minimum interval and the incremental interval cannot be greater than the maximum interval Examples Configure the maximum LSA generation interval as 2 seconds minimum interval as 100 ...

Page 118: ...undo maximum load balancing Views OSPF view Predefined user roles network admin Parameters maximum Specifies the maximum number of ECMP routes Usage guidelines The value range for the maximum argument and the default setting depend on the max ecmp num command If you set the maximum number of ECMP routes to m by using the max ecmp num command the maximum argument in the maximum load balancing comma...

Page 119: ... on the interface attached to the specified network The interface s primary IP address must be in the specified network If only the interface s secondary IP address is in the network the interface cannot run OSPF Examples Specify the interface whose primary IP address falls into 131 108 20 0 24 to run OSPF in Area 2 Sysname system view Sysname ospf 100 Sysname ospf 100 area 2 Sysname ospf 100 area...

Page 120: ...lator to translate Type 7 LSAs to Type 5 LSAs translator stability interval value Specifies the stability interval of the translator during which the translator can maintain its translating capability after a device with a higher priority becomes the new translator The value argument is the stability interval in the range of 0 to 900 seconds and defaults to 0 which means the translator does not ma...

Page 121: ...ss is enabled Views System view Predefined user roles network admin Parameters process id Specifies an OSPF process by its ID in the range of 1 to 65535 router id router id Specifies an OSPF router ID in dotted decimal notation vpn instance vpn instance name Specifies an MPLS L3VPN instance by its name a case sensitive string of 1 to 31 characters If no VPN is specified the OSPF process runs on th...

Page 122: ...ion key id Specifies a key by its ID in the range of 1 to 255 cipher Sets a ciphertext key cipher string Specifies a ciphertext key For simple authentication specify a case sensitive key of 33 to 41 characters For MD5 HMAC MD5 authentication specify a key of 33 to 53 characters plain Sets a plaintext key plain string Specifies a plaintext key For simple authentication specify a case sensitive key ...

Page 123: ...spf 100 area 0 0 0 1 quit Sysname ospf 100 quit Sysname interface vlan interface 10 Sysname Vlan interface10 ospf authentication mode simple plain 123456 Related commands authentication mode ospf bfd enable Use ospf bfd enable to enable BFD on an OSPF interface Use undo ospf bfd enable to disable BFD on an OSPF interface Syntax ospf bfd enable echo undo ospf bfd enable Default BFD for OSPF is disa...

Page 124: ...5 for other interfaces Usage guidelines The default OSPF cost is 100 Mbps Interface bandwidth Mbps When the cost the interface computes is greater than 65535 the default OSPF cost is 65535 When the cost the interface computes is less than 1 the default OSPF cost is 1 The ospf cost command sets an OSPF cost for an interface If you do not use this command the interface automatically computes its OSP...

Page 125: ...e lfa backup to enable LFA on the interface Use undo ospf fast reroute lfa backup to disable LFA on the interface Syntax ospf fast reroute lfa backup undo ospf fast reroute lfa backup Default LFA is enabled on the interface Predefined user roles network admin Usage guidelines If you enable LFA on an interface it can be selected as a backup interface After you disable LFA on the interface it cannot...

Page 126: ...DD packets Use undo ospf mtu enable to restore the default Syntax ospf mtu enable undo ospf mtu enable Default The MTU in DD packets is 0 Views Interface view Predefined user roles network admin Usage guidelines After a virtual link is established through a Tunnel two devices on the link from different vendors might have different MTU values To make them consistent restore the interfaces MTU to th...

Page 127: ...ult a P2MP interface multicasts OSPF packets p2p Specifies the network type as P2P Usage guidelines If a router on a broadcast network does not support multicast configure the network type for the connected interfaces as NBMA If any two routers on an NBMA network are directly connected through a virtual link the network is fully meshed and you can configure the network type for the connected inter...

Page 128: ...nterval in the range of 1 to 2147483647 seconds Usage guidelines If an interface receives no hello packet from a neighbor within the dead interval the interface considers the neighbor down The dead interval on an interface is at least four times the hello interval Routers attached to the same segment must have the same dead interval Examples Configure the dead interval for VLAN interface 10 as 60 ...

Page 129: ...ce as 20 seconds Sysname system view Sysname interface vlan interface 10 Sysname Vlan interface10 ospf timer hello 20 Related commands ospf timer dead ospf timer poll Use ospf timer poll to set the poll interval on an NBMA interface Use undo ospf timer poll to restore the default Syntax ospf timer poll seconds undo ospf timer poll Default The poll interval is 120 seconds on an interface Views Inte...

Page 130: ...network admin Parameters interval Specifies the LSA retransmission interval in the range of 1 to 3600 seconds Usage guidelines After sending an LSA an interface waits for an acknowledgement packet If the interface receives no acknowledgement within the retransmission interval it retransmits the LSA Set a proper retransmission interval to avoid unnecessary retransmissions Examples Set the LSA retra...

Page 131: ...f trans delay 3 peer Use peer to specify a neighbor and a DR priority for the neighbor Use undo peer to remove the configuration Syntax peer ip address cost value dr priority dr priority undo peer ip address Default No neighbor is specified Views OSPF view Predefined user roles network admin Parameters ip address Specifies a neighbor IP address cost value Specifies the cost to reach the neighbor i...

Page 132: ...iew Sysname ospf 100 Sysname ospf 100 peer 1 1 1 1 Related commands ospf dr priority preference Use preference to set a preference for OSPF Use undo preference to restore the default Syntax preference ase route policy route policy name value undo preference ase Default The preference is 10 for OSPF internal routes and 150 for OSPF external routes or ASE routes Views OSPF view Predefined user roles...

Page 133: ...nters Use reset ospf counters to clear OSPF statistics Syntax reset ospf process id counters Views User view Predefined user roles network admin Parameters process id Clears the statistics an OSPF process specified by its ID in the range of 1 to 65535 Examples Clear OSPF statistics for all processes Sysname reset ospf counters reset ospf process Use reset ospf process to restart all OSPF processes...

Page 134: ...ocess Y N y reset ospf redistribution Use reset ospf redistribution to restart route redistribution Syntax reset ospf process id redistribution Views User view Predefined user roles network admin Parameters process id Specifies an OSPF process by its ID in the range of 1 to 65535 Usage guidelines If no process ID is specified this command restarts route redistribution for all OSPF processes Exampl...

Page 135: ...redefined user roles network admin Parameters router id Specifies the router ID in the format of an IPv4 address Usage guidelines OSPF uses a router ID to identify a device If no router ID is specified the global router ID is used If no global router ID is configured the highest loopback interface IP address is used as the router ID If no loopback interface IP address is available the highest phys...

Page 136: ...nd any hello packets To disable a network from receiving and sending OSPF routes issue the command on the interface connected to the network Examples Disable VLAN interface 10 from receiving and sending OSPF packets Sysname system view Sysname ospf 100 Sysname ospf 100 silent interface vlan interface 10 snmp agent trap enable ospf Use snmp agent trap enable ospf to enable the sending of SNMP traps...

Page 137: ...inate Specifies traps about locally generated LSAs lsdb approaching overflow Specifies traps about approaching LSDB overflows lsdb overflow Specifies LSDB overflow traps neighbor state change Specifies traps about neighbor state change nssatranslator status change Specifies traps about NSSA translator state change retransmit Specifies traps about packets that are received and forwarded on an inter...

Page 138: ...e of 0 to 300 Examples Configure OSPF to output 10 traps in 5 seconds Sysname system view Sysname ospf 100 Sysname ospf 100 snmp trap rate limit interval 5 count 10 spf schedule interval Use spf schedule interval to set the OSPF SPF calculation interval Use undo spf schedule interval to restore the default Syntax spf schedule interval maximum interval minimum interval incremental interval undo spf...

Page 139: ...han the maximum interval Examples Configure the maximum SPF calculation interval as 10 seconds minimum interval as 500 milliseconds and incremental interval as 300 milliseconds Sysname system view Sysname ospf 100 Sysname ospf 100 spf schedule interval 10 500 300 stub OSPF area view Use stub to configure an area as a stub area Use undo stub to restore the default Syntax stub default route advertis...

Page 140: ...er to restore the default Syntax stub router undo stub router Default No router is a stub router Views OSPF view Predefined user roles network admin Usage guidelines The router LSAs sent by the stub router over different links contain different link type values A value of 3 represents a link to a stub network and the cost of the link is not changed A value of 1 2 or 4 represents a point to point l...

Page 141: ...e maximum number of LSU packets sent by an interface at each interval in the range of 1 to 200 If the router has multiple OSPF interfaces decrease the maximum number to reduce the total number of LSU packets sent by the router every second Examples Configure all the interfaces running OSPF process 1 to send up to 10 LSU packets every 30 milliseconds Sysname system view Sysname ospf 1 Sysname ospf ...

Page 142: ...MAC MD5 authentication specify a key of 33 to 53 characters plain Sets a plaintext key plain string Specifies a plaintext key For simple authentication specify a key of 1 to 8 characters For MD5 HMAC MD5 authentication specify a key of 1 to 61 characters Usage guidelines As defined in RFC 2328 all non backbone areas must maintain connectivity to the backbone You can use the vlink peer command to c...

Page 143: ...132 Sysname ospf 100 area 2 Sysname ospf 100 area 0 0 0 2 vlink peer 1 1 1 1 Related commands authentication mode display ospf vlink ...

Page 144: ...ric cryptographic authentication mode key id Specifies an SA by its key ID in the range of 1 to 65535 The sender puts a key ID in the authentication TLV and the receiver uses the SA associated with the key ID to authenticate the incoming packet hmac sha 1 Specifies the HMAC SHA 1 algorithm hmac sha 224 Specifies the HMAC SHA 224 algorithm hmac sha 256 Specifies the HMAC SHA 256 algorithm hmac sha ...

Page 145: ...plain 123456 Related commands domain authentication mode isis authentication mode auto cost enable Use auto cost enable to enable automatic link cost calculation Use undo auto cost enable to disable the function Syntax auto cost enable undo auto cost enable Default This function is disabled Views IS IS view Predefined user roles network admin Usage guidelines After automatic link cost calculation ...

Page 146: ...st calculation Use undo bandwidth reference to restore the default Syntax bandwidth reference value undo bandwidth reference Default The bandwidth reference value is 100 Mbps Views IS IS view Predefined user roles network admin Parameters value Specifies the bandwidth reference value in the range of 1 to 2147483648 Mbps Examples Configure the bandwidth reference of IS IS process 1 as 200 Mbps Sysn...

Page 147: ...he range of 0 to 16777215 level 1 Applies the link cost to Level 1 level 2 Applies the link cost to Level 2 Usage guidelines If no level is specified the specified cost applies to both Level 1 and Level 2 Examples Set the global Level 1 link cost of IS IS process 1 to 1 1 Sysname system view Sysname isis 1 Sysname isis 1 circuit cost 11 level 1 Related commands cost style isis cost cost style Use ...

Page 148: ... cost bigger than 1023 will be discarded This keyword is only available when compatible or narrow compatible is included Examples Configure the router to send only narrow cost style packets but receive both narrow and wide cost style packets Sysname system view Sysname isis 1 Sysname isis 1 cost style narrow compatible Related commands circuit cost isis cost default route advertise IS IS view Use ...

Page 149: ...mand in routing policy view can generate both a Level 1 default route and Level 2 default route Examples Configure IS IS process 1 to advertise a Level 2 default route Sysname system view Sysname isis 1 Sysname isis 1 default route advertise display isis brief Use display isis brief to display brief configuration information for an IS IS process Syntax display isis brief process id Views Any view ...

Page 150: ...nce IS IS route preference Lsp length receive Maximum LSP that can be received Lsp length originate Maximum LSP that can be generated maximum imported routes Maximum number of redistributed Level 1 Level 2 IPv4 IPv6 routes Timers Timers lsp max age Maximum life period of LSP lsp refresh Refresh interval of LSPs Interval between SPFs Interval between SPF calculations IPv6 enable IPv6 is enabled dis...

Page 151: ...ted Level 1 restart information Total number of interfaces 1 Number of waiting LSPs 0 Level 2 restart information Total number of interfaces 1 Number of waiting LSPs 0 Table 33 Command output Field Description Restart status Current GR state RESTARTING In this state forwarding can be ensured STARTING In this state forwarding cannot be ensured COMPLETE GR is completed Restart phase Current Restart ...

Page 152: ... of a specified IS IS interface verbose Displays detailed information about an interface If this keyword is not specified this command displays brief information about an interface statistics Displays IS IS interface statistics process id Displays IS IS interface information for an IS IS process specified by its ID in the range of 1 to 65535 Usage guidelines If no interface is specified the comman...

Page 153: ...ield Description Interface Interface type and number Id Circuit ID IPv4 State IPv4 state IPv6 State IPv6 state MTU Interface MTU Type Interface link adjacency type DIS Whether the interface is elected as the DIS or not SNPA Address Subnet access point address IP Address Primary IP address Secondary IP Address es Secondary IP addresses IPv6 Link Local Address IPv6 link local address Csnp Timer Valu...

Page 154: ...t network P2P for point to point network IPv4 UP Number of IS IS interfaces in up state IPv4 Down Number of IS IS interfaces in down state IPv6 UP Number of IS ISv6 interfaces in up state If IPv6 is not enabled this field displays 0 IPv6 Down Number of IS ISv6 interfaces in down state If IPv6 is not enabled this field displays 0 display isis lsdb Use display isis lsdb to display IS IS link state d...

Page 155: ...splay the LSDB of the IS IS process Usage guidelines If no level is specified the command displays both Level 1 and Level 2 link state databases If no IS IS process ID is specified the command displays link state databases for all IS IS processes Examples Display brief Level 1 LSDB information Sysname display isis lsdb level 1 Database information for ISIS 1 Level 1 Link State Database LSPID Seq N...

Page 156: ...ID 7777 8888 1111 01 COST 10 IP Internal 8 8 8 0 255 255 255 0 COST 10 7777 8888 1111 01 00 0x00000004 0xb4a4 1124 55 0 0 0 SOURCE 7777 8888 1111 01 NLPID IPV4 NBR ID 5555 1111 1111 00 COST 0 NBR ID 7777 8888 1111 00 COST 0 Self LSP Self LSP Extended ATT Attached P Partition OL Overload Table 36 Command output Field Description LSPID LSP ID Seq Num LSP sequence number Checksum LSP checksum Holdtim...

Page 157: ...l IPv6 address and prefix of the originating router IPV6 Ext External IPv6 address and prefix of the originating router display isis name table Use display isis name table to display the host name to system ID mapping table Syntax display isis name table process id Views Any view Predefined user roles network admin network operator Parameters process id Displays the host name to system ID mapping ...

Page 158: ...isplays IS IS neighbor statistics verbose Displays detailed IS IS neighbor information Without the keyword the command displays brief IS IS neighbor information process id Displays IS IS neighbor information for an IS IS process specified by its ID in the range of 1 to 65535 Usage guidelines If no IS IS process ID is specified this command displays neighbor information for all IS IS processes Exam...

Page 159: ...ommand output Field Description System Id System ID of the neighbor Interface Interface connecting to the neighbor Circuit Id Circuit ID State Circuit state HoldTime Within the holdtime if no hellos are received from the neighbor the neighbor is considered down If a hello is received the holdtime is reset to the initial value Type Circuit type L1 The circuit type is Level 1 and the neighbor is a L...

Page 160: ... up state IPv6 Init Number of IPv6 neighbors in init state display isis redistribute Use display isis redistribute to display the redistributed IS IS routing information Syntax display isis redistribute ipv4 ip address mask length level 1 level 2 process id Views Any view Predefined user roles network admin network operator Parameters ipv4 Displays the redistributed IPv4 routing information the de...

Page 161: ...Redistribute Table Redistributed IPv4 routing information of IS IS Level 1 Level 2 IPv4 Redistribute Table Redistributed IPv4 routing information of IS IS Level 2 Type Redistributed route type Direct IS IS Static OSPF BGP RIP IPV4 Destination IPv4 destination address IntCost Internal cost of the route ExtCost External cost of the route Tag Tag value State Indicates whether the route is valid displ...

Page 162: ...g information If no IS IS process ID is specified this command displays routing information for all IS IS process IDs Examples Display IS IS IPv4 routing information Sysname display isis route Route information for ISIS 1 Level 1 IPv4 Forwarding Table IPv4 Destination IntCost ExtCost ExitInterface NextHop Flags 8 8 8 0 24 10 NULL Vlan12 Direct D L 9 9 9 0 24 20 NULL Vlan12 8 8 8 5 R L Flags D Dire...

Page 163: ... to L1 from being sent back to L2 Display detailed IS IS IPv4 routing information Sysname display isis route verbose Route information for ISIS 1 Level 1 IPv4 Forwarding Table IPV4 Dest 8 8 8 0 24 Int Cost 10 Ext Cost NULL Admin Tag Src Count 2 Flag D L NextHop Interface ExitIndex Direct Vlan12 0x00000000 IPV4 Dest 9 9 9 0 24 Int Cost 20 Ext Cost NULL Admin Tag Src Count 1 Flag R L NextHop Interfa...

Page 164: ...te has been installed into the routing table L The route has been flooded in an LSP U Route leaking flag Setting it to UP can prevent an LSP sent from L2 to L1 from being sent back to L2 Next Hop Next hop Interface Output interface ExitIndex Index of the output interface display isis statistics Use display isis statistics to display IS IS statistics Syntax display isis statistics level 1 level 1 2...

Page 165: ... IPv4 Learnt Routes in IPv4 Routing Table 1 Total IPv6 Learnt Routes in IPv6 Routing Table 0 Imported routes information IPv4 Imported Routes Static 0 Direct 0 ISIS 0 BGP 0 RIP 0 OSPF 0 Total Number 0 IPv6 Imported Routes Static 0 Direct 0 ISISv6 0 BGP4 0 RIPng 0 OSPFv3 0 Total Number 0 Lsp information LSP Source ID No of used LSPs 7777 8888 1111 001 Level 2 Statistics MTR Basic V4 Learnt routes i...

Page 166: ...s of different types of redistributed IPv4 routes IPv6 Imported Routes Numbers of different types of redistributed IPv6 routes Lsp information LSP information LSP Source ID ID of the source system No of used LSPs Number of used LSPs domain authentication mode Use domain authentication mode to specify the routing domain authentication mode and a password Use undo domain authentication mode to resto...

Page 167: ...ssword plain string Specifies a plaintext password of 1 to 16 characters ip Checks IP related fields in LSPs osi Checks OSI related fields in LSPs Usage guidelines The configured password in the specified mode is inserted into all outgoing Level 2 packets LSP CSNP and PSNP and is used for authenticating the incoming Level 2 packets All the backbone routers must have the same authentication mode an...

Page 168: ...ame isis 1 fast reroute auto filter policy export Use filter policy export to configure IS IS to filter redistributed routes Use undo filter policy export to remove the configuration Syntax filter policy acl number prefix list prefix list name route policy route policy name export protocol process id undo filter policy export protocol process id Views IS IS view Predefined user roles network admin...

Page 169: ...he subnet mask of the route The specified subnet mask must be contiguous Otherwise the configuration does not take effect Examples Use ACL 2000 to filter redistributed routes Sysname system view Sysname acl number 2000 Sysname acl basic 2000 rule deny source 192 168 10 0 0 0 0 255 Sysname acl basic 2000 quit Sysname isis 1 Sysname isis 1 filter policy 2000 export Configure ACL 3000 to permit only ...

Page 170: ...pecified destination and mask use the rule rule id deny permit ip source sour addr sour wildcard destination dest addr dest wildcard command The source keyword specifies the destination address of a route and the destination keyword specifies the subnet mask of the route The subnet mask must be contiguous Otherwise the configuration does not take effect Examples Use ACL 2000 to filter routes calcu...

Page 171: ...er interval flooding interval Specifies the delay of the flash flooding in the range of 10 to 50000 milliseconds The default is 10 level 1 Enables flash flooding for level 1 level 2 Enables flash flooding for level 2 Usage guidelines If no level is specified the command enables IS IS LSP flash flooding for both Level 1 and Level 2 Examples Enable fast flooding and specify the maximum LSPs to be se...

Page 172: ...fault The SA bit is set during restart Views IS IS view Predefined user roles network admin Usage guidelines Suppressing the SA bit is mainly for avoiding black hole route If a router starts or reboots without keeping the local forwarding table sending packets to the router might result in a severe packet loss To avoid this you can set the SA bit of the hello packet sent by the GR Restarter to 1 U...

Page 173: ...t GR Restarter can send a Restart TLV with the RR bit set After restart the GR Restarter sends a Restart TLV with the RR bit set to its neighbor If the restarting router receives a Restart TLV with the RA set from its neighbor before the T1 timer expires the GR process starts Otherwise the GR process fails Examples Configure the T1 timer of IS IS process 1 as 5 seconds and the expiration times as ...

Page 174: ...e two timers expire the GR process fails Examples Configure the T2 timer of IS IS process 1 as 50 seconds Sysname system view Sysname isis 1 Sysname isis 1 graceful restart t2 50 Related commands graceful restart graceful restart t1 graceful restart t3 graceful restart t3 Use graceful restart t3 to configure the T3 timer Use undo graceful restart t3 to restore the default Syntax graceful restart t...

Page 175: ...rnal internal level 1 level 1 2 level 2 route policy route policy name tag tag undo import route protocol process id all processes Default No route redistribution is configured Views IS IS view Predefined user roles network admin Parameters protocol Redistributes routes from a routing protocol which can be BGP direct IS IS OSPF RIP or static process id Specifies a process by its ID in the range of...

Page 176: ...patible the cost is in the range of 0 to 63 If the cost is more than 63 63 is used For the style of wide or wide compatible the configured value is the effective value This import route command cannot redistribute default routes The command redistributes only active routes To display route state information use the display ip routing table protocol command The import route bgp command redistribute...

Page 177: ... in the import route isis level 1 into level 2 command to filter routes from Level 1 to Level 2 Other routing policies specified for route reception and redistribution do not affect the route leaking If a filtering policy is configured only Level 1 routes not filtered out can be advertised into the Level 2 area Examples Enable route advertisement from Level 1 to Level 2 Sysname system view Sysname...

Page 178: ...icy is used the routing policy must be specified in the import route isis level 2 into level 1 command to filter routes from Level 2 to Level 1 Other routing policies specified for route reception and redistribution does not affect the route leaking If a filtering policy is configured only Level 2 routes not filtered out can be advertised into the Level 1 area Examples Enable route advertisement f...

Page 179: ...vpn instance vpn instance name undo isis process id Default The system does not run any IS IS process Views System view Predefined user roles network admin Parameters process id Specifies an IS IS process by its ID in the range of 1 to 65535 The default is 1 vpn instance vpn instance name Specifies an MPLS L3VPN instance by its name a case sensitive string of 1 to 31 characters If no VPN is specif...

Page 180: ...n mode key id Specifies an SA by its key ID in the range of 1 to 65535 The sender puts a key ID in the authentication TLV and the receiver uses the SA associated with the key ID to authenticate the incoming packet hmac sha 1 Specifies the HMAC SHA 1 algorithm hmac sha 224 Specifies the HMAC SHA 224 algorithm hmac sha 256 Specifies the HMAC SHA 256 algorithm hmac sha 384 Specifies the HMAC SHA 384 ...

Page 181: ...nd level 2 keywords are configurable on an interface that has had IS IS enabled with the isis enable command Examples On VLAN interface 10 configure the authentication mode as simple and set the plaintext password to 123456 Sysname system view Sysname interface vlan interface 10 Sysname Vlan interface10 isis authentication mode simple plain 123456 Related commands area authentication mode domain a...

Page 182: ...t level can only be Level 1 Level 2 For a Level 1 2 router you must specify a circuit level for a specific interface to form only the specified level neighbor relationship Examples VLAN interface 10 is connected to a non backbone router in the same area Configure the circuit level of VLAN interface 10 as Level 1 to prevent sending and receiving Level 2 Hello packets Sysname system view Sysname int...

Page 183: ...onfigure the network type of attached interfaces as P2P to avoid DIS election and CSNP flooding saving network bandwidth and speeding up network convergence Examples Configure the network type of VLAN interface 10 as P2P Sysname system view Sysname interface vlan interface 10 Sysname Vlan interface10 isis enable Sysname Vlan interface10 isis circuit type p2p isis cost Use isis cost to set the IS I...

Page 184: ...ame Default No name is configured for the DIS Views Interface view Predefined user roles network admin Parameters symbolic name Specifies a DIS name a string of 1 to 64 characters Usage guidelines This command takes effect only on routers that have dynamic system ID to host name mapping enabled Examples Configure the DIS name as LOCALAREA Sysname system view Sysname interface vlan interface 10 Sys...

Page 185: ...st network have the same highest DIS priority the router with the highest Subnetwork Point of Attachment SNPA address SNPA addresses are MAC addresses on a broadcast network becomes the DIS IS IS has no backup DIS The router with a priority of 0 can also participate in DIS election Examples Configure the Level 2 DIS priority as 127 for VLAN interface 10 Sysname system view Sysname interface vlan i...

Page 186: ...re undo isis peer ip ignore Default The PPP interface checks the peer s IP address upon receiving a hello packet Views Interface view Predefined user roles network admin Usage guidelines An IS IS PPP interface requires the sender of a hello packet be on the same network segment as it Otherwise it discards the hello packet The isis peer ip ignore command removes this restriction Examples Configure ...

Page 187: ... command is not available in loopback interface view Use isis small hello to configure the interface to send small hello packets without CLVs Use undo isis small hello to restore the default Syntax isis small hello undo isis small hello Default An interface sends standard hello packets Views Interface view Predefined user roles network admin Examples Configure VLAN interface 10 to send small Hello...

Page 188: ... CSNP interval applies to both Level 1 and Level 2 This command only applies to the DIS of a broadcast network which sends CSNP packets periodically for LSDB synchronization Examples Configure Level 2 CSNP packets to be sent every 15 seconds over VLAN interface 10 Sysname system view Sysname interface vlan interface 10 Sysname Vlan interface10 isis timer csnp 15 level 2 isis timer hello Use isis t...

Page 189: ...interval as needed If no level is specified the hello interval applies to both Level 1 and Level 2 Examples Configure Level 2 hello packets to be sent every 20 seconds over VLAN interface 10 Sysname system view Sysname interface vlan interface 10 Sysname Vlan interface10 isis timer hello 20 level 2 Related commands isis timer holding multiplier isis timer holding multiplier Use isis timer holding ...

Page 190: ...llo multiplier applies to the current level The value of hello multiplier multiplied by hello interval cannot be more than 65535 Examples Configure the hello multiplier as 6 for VLAN interface 10 Sysname system view Sysname interface vlan interface 10 Sysname Vlan interface10 isis timer holding multiplier 6 Related commands isis timer hello isis timer lsp Use isis timer lsp to configure the minimu...

Page 191: ...e Vlan interface10 isis timer lsp 500 Related commands isis timer retransmit ispf enable Use ispf enable to enable IS IS incremental SPF ISPF Use undo ispf enable to disable IS IS ISPF Syntax ispf enable undo ispf enable Default IS IS ISPF is enabled Views OSPF view Predefined user roles network admin Usage guidelines When a network topology is changed ISPF recomputes only the affected part of the...

Page 192: ...nes If only one area exists configure all the routers as either Level 1 or Level 2 because the routers do not need to maintain two identical LSDBs at the same time If the only area is an IP network configure all the routers as Level 2 for scalability Examples Specify the IS level as Level 1 for the IS IS process 1 Sysname system view Sysname isis 1 Sysname isis 1 is level level 1 is name Use is na...

Page 193: ...roles network admin Parameters sys id Specifies the system ID or pseudonode ID of a remote IS map sys name Specifies a host name for the remote IS a string of 1 to 64 characters Usage guidelines Each remote IS system ID corresponds to only one name Examples Map the host name RUTB to the system ID 0000 0000 0041 of the remote IS Sysname system view Sysname isis 1 Sysname isis 1 is name map 0000 000...

Page 194: ... LSP fragment extension Syntax lsp fragments extend level 1 level 1 2 level 2 undo lsp fragments extend Default LSP fragment extension is disabled Views IS IS view Predefined user roles network admin Parameters level 1 Applies the fragment extension to Level 1 LSPs level 1 2 Applies the fragment extension to both Level 1 and Level 2 LSPs level 2 Applies the fragment extension to Level 2 LSPs Usage...

Page 195: ...16384 bytes level 1 Applies the size to Level 1 LSP packets level 2 Applies the size to Level 2 LSP packets Usage guidelines If neither Level 1 nor Level 2 is specified in the command the configured maximum size applies to the current IS IS level Examples Configure the maximum size of the generated Level 2 LSPs as 1024 bytes Sysname system view Sysname isis 1 Sysname isis 1 lsp length originate 10...

Page 196: ...do maximum load balancing Views IS IS view Predefined user roles network admin Parameters number Specifies the maximum number of ECMP routes Usage guidelines The value range for the number argument and the default setting depend on the max ecmp num command If you set the maximum number of ECMP routes to m by using the max ecmp num command the number argument in the maximum load balancing command i...

Page 197: ... following parts Area ID With a length of 1 to 13 bytes System ID A system ID uniquely identifies a host or router in the area and has a fixed 6 byte length SEL It has a value of 0 and a fixed 1 byte length For example a NET of ab cdef 1234 5678 9abc 00 specifies the area ID ab cdef the system ID 1234 5678 9abc and the SEL 00 Examples Specify the NET as 10 0001 1010 1020 1030 00 of which 10 0001 i...

Page 198: ...ls find routes to the same destination the route found by the routing protocol with the highest preference is selected as the optimal route Examples Configure the preference for IS IS as 25 Sysname system view Sysname isis 1 Sysname isis 1 preference 25 priority Use priority to assign convergence priorities to specific IS IS routes Use undo priority to remove the configuration Syntax priority crit...

Page 199: ...IS data structure information Syntax reset isis all process id graceful restart Views User view Predefined user roles network admin Parameters process id Specifies an IS IS process by its ID in the range of 1 to 65535 to clear the data structure information for an IS IS process graceful restart Recovers the data through GR after the data is cleared Usage guidelines If no IS IS process is specified...

Page 200: ...is not set Views IS IS view Predefined user roles network admin Parameters on startup Sets the overload bit upon system startup start from nbr system id timeout1 nbr timeout Starts the nbr timeout timer when the router begins to establish the neighbor relationship with the neighbor after system startup If the neighbor relationship is formed within the nbr timeout interval IS IS keeps the overload ...

Page 201: ...w Sysname isis 1 Sysname isis 1 set overload summary IS IS view Use summary to configure a summary route Use undo summary to remove a summary route Syntax summary ip address mask mask length avoid feedback generate_null0_route level 1 level 1 2 level 2 tag tag undo summary ip address mask mask length level 1 level 1 2 level 2 Default No summarization is configured Views IS IS view Predefined user ...

Page 202: ...s 1 Sysname isis 1 summary 202 0 0 0 255 0 0 0 timer lsp generation Use timer lsp generation to configure LSP generation interval Use undo timer lsp generation to remove the configuration Syntax timer lsp generation maximum interval minimum interval incremental interval level 1 level 2 undo timer lsp generation level 1 level 2 Default The maximum interval is 2 seconds the minimum interval is 0 mil...

Page 203: ...0 seconds 100 milliseconds and 200 milliseconds Sysname system view Sysname isis 1 Sysname isis 1 timer lsp generation 10 100 200 timer lsp max age Use timer lsp max age to set the LSP maximum age in the LSDB Use undo timer lsp max age to restore the default Syntax timer lsp max age seconds undo timer lsp max age Default The LSP maximum age is 1200 seconds Views IS IS view Predefined user roles ne...

Page 204: ...amples Configure the LSP refresh interval as 1500 seconds Sysname system view Sysname isis 1 Sysname isis 1 timer lsp refresh 1500 Related commands timer lsp max age timer spf Use timer spf to set the SPF calculation interval Use undo timer spf to restore the default Syntax timer spf maximum interval minimum interval incremental interval undo timer spf Default The maximum interval is 5 seconds the...

Page 205: ...emental interval each time a generation happens until the maximum interval is reached The minimum interval and the incremental interval cannot be greater than the maximum interval Examples Configure the maximum interval as 10 seconds the minimum interval as 100 milliseconds and the incremental interval as 300 milliseconds Sysname system view Sysname isis 1 Sysname isis 1 timer spf 10 100 300 virtu...

Page 206: ... Default routes redistributed by the default route imported command This command takes effect for only the routes generated after you execute this command To make this command take effect for the routes generated before you execute this command use the reset bgp command to reset BGP sessions Examples Enable BGP to advertise optimal routes in the IP routing table Sysname system view Sysname bgp 100...

Page 207: ...ters to set attributes for the summary route detail suppressed Advertises only the summary route If this keyword is not specified BGP advertises both the summary route and the more specific routes origin policy route policy name Specifies a routing policy by its name a case sensitive string of 1 to 63 characters to select routes to be summarized suppress policy route policy name Specifies a routin...

Page 208: ...ltered by a routing policy The routing policy uses if match clauses to filter routes There is no need to configure apply clauses for the routing policy referenced by the suppress policy keyword because they do not take effect Examples In BGP IPv4 unicast instance view create a summary route 1 1 0 0 16 in the BGP routing table Sysname system view Sysname bgp 100 Sysname bgp ipv4 family unicast Sysn...

Page 209: ...0 if match ip address prefix list spert Sysname route policy suprt 0 quit Sysname bgp 100 Sysname bgp ipv4 family unicast Sysname bgp ipv4 aggregate 1 1 0 0 255 255 0 0 suppress policy suprt In BGP VPN IPv4 unicast instance view create a summary route 1 1 0 0 16 in BGP routing table Sysname system view Sysname bgp 100 Sysname bgp ip vpn instance vpn1 Sysname bgp vpn1 ipv4 family unicast Sysname bg...

Page 210: ...u set the maximum number of ECMP routes to m by using the max ecmp num command and reboot the device the number argument in the balance command is in the range of 1 to m Examples In BGP IPv4 unicast instance view enable load balancing and specify the maximum number of BGP ECMP routes used for load balancing as 2 Sysname system view Sysname bgp 100 Sysname bgp ipv4 family unicast Sysname bgp ipv4 b...

Page 211: ... family unicast Sysname bgp ipv6 vpn1 bestroute as path neglect bestroute compare med Use bestroute compare med to enable MED comparison for routes on a per AS basis Use undo bestroute compare med to restore the default Syntax bestroute compare med undo bestroute compare med Default MED comparison for routes on a per AS basis is disabled Views BGP IPv4 unicast instance view BGP VPN IPv4 unicast in...

Page 212: ...son for routes on a per AS basis Sysname system view Sysname bgp 100 Sysname bgp ipv6 family unicast Sysname bgp ipv6 bestroute compare med bestroute med confederation Use bestroute med confederation to enable MED comparison for routes received from confederation peers Use undo bestroute med confederation to restore the default Syntax bestroute med confederation undo bestroute med confederation De...

Page 213: ...sname system view Sysname bgp 100 Sysname bgp ip vpn instance vpn1 Sysname bgp vpn1 ipv4 family unicast Sysname bgp ipv4 vpn1 bestroute med confederation In BGP IPv6 unicast instance view enable MED comparison for routes received from confederation peers Sysname system view Sysname bgp 100 Sysname bgp ipv6 family unicast Sysname bgp ipv6 bestroute med confederation bgp Use bgp to enable BGP and en...

Page 214: ... with the smallest MED is selected Do not use this command unless relevant ASs adopt the same IGP protocol and routing selection method Examples In BGP IPv4 unicast instance view enable MED comparison for routes from peers in different ASs Sysname system view Sysname bgp 100 Sysname bgp ipv4 family unicast Sysname bgp ipv4 compare different as med In BGP VPN IPv4 unicast instance view enable MED c...

Page 215: ... the former AS and solve the problem of too many IBGP connections in the AS Configure the same confederation ID for all routers in one confederation On a member outside of a confederation to establish a BGP connection to a specific router in that confederation specify the AS number of the router as the confederation ID Examples Confederation 9 consists of four sub ASs numbered 38 39 40 and 41 The ...

Page 216: ... with RFC 3065 to interact with those routers not compliant with RFC 3065 in the confederation Examples Confederation 100 comprises two sub ASs 64000 and 65000 and contains routers not compliant with RFC 3065 Enable compatibility with routers not compliant with RFC 3065 in the confederation Sysname system view Sysname bgp 64000 Sysname bgp confederation id 100 Sysname bgp confederation peer as 650...

Page 217: ...mmand without the as number list argument is used all confederation peer sub ASs are removed Examples Specify confederation peer sub ASs 2000 and 2001 Sysname system view Sysname bgp 100 Sysname bgp confederation id 10 Sysname bgp confederation peer as 2000 2001 Related commands confederation id confederation nonstandard dampening Use dampening to enable BGP route dampening Use undo dampening to d...

Page 218: ...cy name Specifies a routing policy by its name a case sensitive string of 1 to 63 characters Usage guidelines The command dampens only EBGP routes Examples In BGP IPv4 unicast instance view configure BGP route dampening Sysname system view Sysname bgp 100 Sysname bgp ipv4 family unicast Sysname bgp ipv4 dampening 10 10 1000 2000 10000 In BGP VPN IPv4 unicast instance view configure BGP route dampe...

Page 219: ...ure the local preference for BGP routes If no routing policy is configured all BGP routes use the local preference set by the default local preference command If a routing policy is configured BGP routes matching the routing policy use the local preference set by the apply local preference command and other BGP routes use the local preference set by the default local preference command Examples In...

Page 220: ...ue in the following order 1 MED set by the apply cost command 2 MED set by the med keyword in the import route command 3 MED set by the default med command 4 Original MED of a BGP route or MED changed from the metric of a redistributed IGP route Examples In BGP IPv4 unicast instance view configure the default MED as 25 Sysname system view Sysname bgp 100 Sysname bgp ipv4 family unicast Sysname bgp...

Page 221: ...routing table Examples In BGP IPv4 unicast instance view enable default route redistribution from OSPF process 1 into the BGP routing table Sysname system view Sysname bgp 100 Sysname bgp ipv4 family unicast Sysname bgp ipv4 default route imported Sysname bgp ipv4 import route ospf 1 In BGP VPN IPv4 unicast instance view enable default route redistribution from OSPF process 1 into the BGP routing ...

Page 222: ...pn instance vpn instance name Specifies an MPLS L3VPN by its name a case sensitive string of 1 to 31 characters If no VPN is specified the command displays BGP IPv4 unicast route dampening parameters for the public network Usage guidelines The command with the unicast keyword has the same effect as that without the unicast keyword Examples Display BGP IPv4 unicast route dampening parameters for th...

Page 223: ...cast route dampening parameters for the public network Usage guidelines The command with the unicast keyword has the same effect as that without the unicast keyword Examples Display BGP IPv6 unicast route dampening parameters for the public network Sysname display bgp dampening parameter ipv6 Maximum suppression time in seconds 3973 Ceiling value 16000 Reuse value 750 Half life time for reachable ...

Page 224: ...up is specified this command displays brief information about all BGP IPv4 unicast peer groups Usage guidelines The command with the unicast keyword has the same effect as that without the unicast keyword Examples Display brief information about all BGP IPv4 unicast peer groups for the public network BGP peer group group1 Remote AS 600 Type external Members 1 1 1 10 BGP peer group group2 Remote AS...

Page 225: ...l in seconds Keepalive time Keepalive interval in seconds Minimum time between advertisements Minimum route advertisement interval in seconds Peer preferred value Preferred value specified for routes from the peer Routing policy configured Routing policy configured for the peer group If no routing policy is specified this field displays No routing policy is configured Members Information about pee...

Page 226: ...age guidelines The command with the unicast keyword has the same effect as that without the unicast keyword Examples Display brief information about all BGP IPv6 unicast peer groups for the public network Sysname display bgp group ipv6 BGP peer group abc Remote AS number not specified Type external Members 1 1 BGP peer group group1 Remote AS 600 Type external Members 3 3 Display detailed informati...

Page 227: ...time between advertisements Minimum route advertisement interval in seconds Peer preferred value Preferred value specified for the routes from the peer Routing policy configured Routing policy configured for the peer group If no routing policy is specified this field displays No routing policy is configured Members Information of the peers included in the peer group Peer IPv6 address of the peer A...

Page 228: ...in the IPv4 unicast address family for the public network Sysname display bgp network ipv4 BGP local router ID 192 168 1 135 Local AS number 100 Network Mask Route policy Short cut 20 1 1 0 255 255 255 0 No 40 1 1 0 255 255 255 0 abc No 30 1 1 0 255 255 255 0 Yes Display information about routes advertised by the network command and shortcut routes configured by the network short cut command in th...

Page 229: ...t route Yes No display bgp paths Use display bgp paths to display BGP path attribute information Syntax display bgp paths as regular expression Views Any view Predefined user roles network admin network operator Parameters as regular expression Displays information about BGP path attributes whose AS_PATH attribute matches the specified regular expression The as regular expression argument is a str...

Page 230: ...name group name log info ip address log info verbose verbose Views Any view Predefined user roles network admin network operator Parameters vpn instance vpn instance name Specifies an MPLS L3VPN by its name a case sensitive string of 1 to 31 characters If no VPN is specified the command displays BGP IPv4 unicast peer or peer group information for the public network group name Specifies a peer grou...

Page 231: ... 1 2 verbose Peer 10 2 1 2 Local 192 168 100 1 Type EBGP link BGP version 4 remote router ID 192 168 100 2 BGP current state Established Up for 00h11m10s BGP current event RecvKeepalive BGP last state OpenConfirm Port Local 179 Remote 60672 Configured Active Hold Time 180 sec Keepalive Time 60 sec Received Active Hold Time 180 sec Negotiated Active Hold Time 180 sec Keepalive Time 60 sec Peer opti...

Page 232: ...holdtime Active Hold Time Negotiated Negotiated timers in seconds including the holdtime Active Hold Time and keepalive interval Keepalive Time Peer optional capabilities Optional capabilities supported by the peer Peer support BGP route AS4 capability The peer supports 4 byte AS number Address family IPv4 Unicast IPv4 unicast address family capability Routes of the address family can be advertise...

Page 233: ... 53 Command output Field Description Peer IP address of the peer Date Date on which the Notification was sent or received Time Time at which the Notification was sent or received State BGP session state Up The BGP session is in Established state Down The BGP session is down Notification Error SubError Error code of the Notification indicating the cause of why the BGP session is down Error Refers t...

Page 234: ...icast keyword has the same effect as that without the unicast keyword Examples Display brief information about all BGP IPv6 unicast peers for the public network Sysname display bgp peer ipv6 BGP local router ID 192 168 1 135 Local AS number 100 Total number of peers 4 Peers in established state 1 Peer AS MsgRcvd MsgSent OutQ PrefRcv Up Down State 1 1 600 9 9 0 0 00 05 12 Established 3 3 600 0 0 0 ...

Page 235: ...e messages 1 Maximum allowed prefix number 4294967295 Threshold 75 Minimum time between advertisements is 30 seconds Optional capabilities Multi protocol extended capability has been enabled Route refresh capability has been enabled Peer preferred value 0 BFD Enabled Routing policy configured No routing policy is configured Table 55 Command output Field Description Peer IP address of the peer Loca...

Page 236: ...m the peer Threshold Percentage of received routes from the peer to maximum routes allowed to learn from the peer If the percentage is reached the system generates alarm messages Minimum time between advertisements Minimum route advertisement interval in seconds Optional capabilities Optional capabilities supported by the local end Peer Preferred Value Preferred value specified for the routes from...

Page 237: ...able dampened ipv4 unicast vpn instance vpn instance name Views Any view Predefined user roles network admin network operator Parameters vpn instance vpn instance name Specifies an MPLS L3VPN by its name a case sensitive string of 1 to 31 characters If no VPN is specified the command displays dampened BGP IPv4 unicast routes for the public network Usage guidelines The command with the unicast keyw...

Page 238: ...m IGP protocols is INCOMPLETE Network Destination network address From IP address from which the route was received Reuse Reuse time of the route Path Ogn AS_PATH and ORIGIN attributes of the route AS_PATH attribute Records the ASs the route has passed to avoid routing loops ORIGIN attribute Identifies the origin of the route Related commands dampening reset bgp dampening ipv4 unicast display bgp ...

Page 239: ...From 1 1 Reuse 00 39 49 Path Ogn 100i Table 58 Command output Field Description Status codes Status codes valid Valid route best Best route d damped Dampened route h history History route s suppressed Suppressed route S Stale Stale route i internal Internal route e external External route Origin Origin of the route i IGP Originated in the AS The origin of summary routes and routes advertised with ...

Page 240: ...h the specified mask 2 Display the route with the longest mask among the matching routes that have a mask shorter than or equal to the specified mask as path acl as path acl number Specifies an AS path list by its number in the range of 1 to 256 to filter BGP IPv4 unicast route flap statistics Usage guidelines When you execute the display bgp routing table flap info ipv4 unicast command If the net...

Page 241: ...sed Suppressed route S Stale Stale route i internal Internal route e external External route Origin Origin of the route i IGP Originated in the AS The origin of summary routes and routes advertised with the network command is IGP e EGP Learned through EGP incomplete Unknown origin The origin of routes redistributed from IGP protocols is INCOMPLETE Network Destination network address From Source IP...

Page 242: ...he value range for the prefix length argument is 0 to 128 as path acl as path acl number Specifies an AS path list by its number in the range of 1 to 256 to filter BGP IPv6 unicast route flap statistics Usage guidelines The command with the unicast keyword has the same effect as that without the unicast keyword When you execute the display bgp routing table flap info ipv6 unicast command without s...

Page 243: ...ess PrefixLen Prefix length of the destination network address From Source IP address of the route Flaps Number of routing flaps Duration Duration time of the flap route Reuse Reuse time of the route Path Ogn AS_PATH and ORIGIN attributes of the route AS_PATH attribute Records the ASs the route has passed to avoid routing loops ORIGIN attribute Identifies the origin of the route Related commands d...

Page 244: ...If only the network address argument is specified the system ANDs the network address with the mask of a route If the result matches the network address of the route the command displays detailed information about the route If the network address mask or network address mask length argument is specified and the longest match keyword is not specified the command displays detailed information about ...

Page 245: ...ss NextHop Next hop IP address MED MULTI_EXIT_DISC attribute LocPrf Local preference value PrefVal Preferred value of the route Path Ogn AS_PATH and ORIGIN attributes of the route AS_PATH Records the ASs the route has passed to avoid routing loops ORIGIN Identifies the origin of the route Display detailed information about BGP IPv4 unicast routes destined to network 10 2 1 0 24 for the public netw...

Page 246: ... Origin of the route igp Originated in the AS The origin of summary routes and routes advertised with the network command is IGP egp Learned through EGP incomplete Unknown origin The origin of routes redistributed from IGP protocols is INCOMPLETE Attribute value BGP path attributes MED MED value localpref Local preference value pref val Preferred value pre Route preference State Current state of t...

Page 247: ...atches the network address of the route the command displays advertisement information for the route If the mask or mask length argument is specified the command displays advertisement information for the BGP IPv4 unicast route that matches both the specified destination network address and the mask or mask length The command with the unicast keyword has the same effect as that without the unicast...

Page 248: ...ve string of 1 to 31 characters If no VPN is specified the command displays BGP IPv4 unicast routes permitted by an AS path list for the public network as path acl number Specifies an AS path list by its number in the range of 1 to 256 Usage guidelines The command with the unicast keyword has the same effect as that without the unicast keyword Examples Display BGP routes permitted by AS path list ...

Page 249: ...list by its number in the range of 1 to 99 comm list name Specifies a community list by its name a string of 1 to 63 characters whole match Displays routes exactly matching the specified community list Without this keyword the command displays routes whose COMMUNITY attributes comprise the specified community list adv community list number Specifies an advanced community list by its number in the ...

Page 250: ... destination network mask Specifies the mask of the destination network in dotted decimal notation mask length Specifies a mask length in the range of 0 to 32 statistics Displays route statistics Usage guidelines If the network address mask and mask length arguments are not specified the command displays all BGP IPv4 unicast routing information advertised to or received from the specified BGP peer...

Page 251: ... For command output see Table 61 Display statistics of BGP IPv4 unicast routes advertised to BGP peer 10 2 1 2 for the public network Sysname display bgp routing table ipv4 peer 10 2 1 2 advertised routes statistics Advertised routes total 2 Display statistics of BGP IPv4 unicast routes received from BGP peer 10 2 1 2 for the public network Sysname display bgp routing table ipv4 peer 10 2 1 2 rece...

Page 252: ...6 unicast vpn instance vpn instance name network address prefix length advertise info Views Any view Predefined user roles network admin network operator Parameters vpn instance vpn instance name Specifies an MPLS L3VPN by its name a case sensitive string of 1 to 31 characters If no VPN is specified the command displays the BGP IPv6 unicast routing information for the public network network addres...

Page 253: ... route S Stale Stale route i internal Internal route e external External route Origin Origin of the route i IGP Originated in the AS The origin of summary routes and routes advertised with the network command is IGP e EGP Learned through EGP incomplete Unknown origin The origin of routes redistributed from IGP protocols is INCOMPLETE Network Destination network address PrefixLen Prefix length of t...

Page 254: ... Original next hop of the route If the route is received from a BGP update message the original next hop is the next hop IP address in the message OutLabel Outgoing label of the route AS path AS_PATH attribute of the route which records the ASs the route has passed to avoid routing loops Origin Origin of the route igp Originated in the AS The origin of summary routes and routes advertised with the...

Page 255: ...Advertisement information of BGP routes destined to network 2 64 Advertised to peers 2 in total Peers to which the route has been advertised and the number of peers display bgp routing table ipv6 unicast as path acl Use display bgp routing table ipv6 unicast as path acl to display BGP IPv6 unicast routes permitted by an AS path list Syntax display bgp routing table ipv6 unicast vpn instance vpn in...

Page 256: ...xtHop 1 2 LocPrf PrefVal 0 OutLabel NULL MED Path Ogn 100i e Network 3 PrefixLen 64 NextHop 1 2 LocPrf PrefVal 0 OutLabel NULL MED Path Ogn 100i For command output see Table 65 Related commands ip as path display bgp routing table ipv6 unicast community list Use display bgp routing table ipv6 unicast community list to display BGP IPv6 unicast routing information matching a specified BGP community ...

Page 257: ...nity list by its number in the range of 100 to 199 Usage guidelines The command with the unicast keyword has the same effect as that without the unicast keyword Examples Display BGP IPv6 unicast routing information matching BGP community list 100 Sysname display bgp routing table ipv6 community list 100 Total number of routes 2 BGP local router ID is 192 168 1 136 Status codes valid best d dampene...

Page 258: ...and displays all BGP IPv6 unicast routing information statistics Displays route statistics vpn instance vpn instance name Specifies an MPLS L3VPN by its name a case sensitive string of 1 to 31 characters If no VPN is specified the command displays the BGP IPv6 unicast routing information for the public network Usage guidelines The command with the unicast keyword has the same effect as that withou...

Page 259: ...ble 68 Command output Field Description Advertised routes total Total number of routes advertised to the specified peer Received routes total Total number of routes received from the specified peer display bgp routing table ipv6 unicast statistics Use display bgp routing table ipv6 unicast statistics to display BGP IPv6 unicast route statistics Syntax display bgp routing table ipv6 unicast vpn ins...

Page 260: ...er immediately If the function is not enabled the router does not tear down the session until the holdtime expires However disabling this function can prevent routing flaps from affecting EBGP session state This command applies to only direct EBGP sessions Examples Enable quick reestablishment of direct EBGP sessions Sysname system view Sysname bgp 100 Sysname bgp ebgp interface sensitive filter p...

Page 261: ...nce view BGP VPN IPv4 unicast instance view it is available only when the protocol is isis ospf or rip In BGP IPv6 unicast instance view BGP VPN IPv6 unicast instance view it is available only when the protocol is isisv6 ospfv3 or ripng Usage guidelines If a protocol is specified this command filters only routes redistributed from the specified protocol If no protocol is specified this command fil...

Page 262: ...000 rule 100 deny ip Sysname acl adv 3000 quit Sysname bgp 100 Sysname bgp ipv4 family unicast Sysname bgp ipv4 filter policy 3000 export Related commands filter policy import peer as path acl peer filter policy peer prefix list peer route policy filter policy import Use filter policy import to filter inbound routing information by using a specified filter Use undo filter policy import to cancel f...

Page 263: ...To use an advanced ACL with a number from 3000 to 3999 in the command configure the ACL using one of the following steps To deny permit a route with the specified destination use the rule rule id deny permit ip source sour addr sour wildcard command To deny permit a route with the specified destination and mask use the rule rule id deny permit ip source sour addr sour wildcard destination dest add...

Page 264: ...BGP GR capability Syntax graceful restart undo graceful restart Default BGP GR capability is disabled Views BGP view Predefined user roles network admin Usage guidelines GR ensures continuous forwarding when BGP restarts or an active standby switchover occurs BGP peers exchange Open messages containing GR information If both parties have GR capability they establish a GR capable session After you ...

Page 265: ...all routes learned from the GR Restarter as stale and starts the GR timer If no BGP session is established before the GR timer expires the GR Helper removes the stale routes Before you configure this command enable the BGP GR capability To apply a new GR timer you must reestablish BGP sessions Examples Configure the GR timer as 300 seconds Sysname system view Sysname bgp 100 Sysname bgp graceful r...

Page 266: ...ding table with learned BGP routes and the GR Helper removes the stale routes This command controls the routing convergence speed A smaller timer value means faster routing convergence but possibly results in incomplete routing information Before configuring this command you must enable the BGP GR capability Examples Set the time to wait for the End of RIB marker on the local end to 100 seconds Sy...

Page 267: ...es In BGP view create an EBGP peer group test with AS number 200 and add EBGP peers 10 1 1 1 and 10 1 2 1 into the group Sysname system view Sysname bgp 100 Sysname bgp group test external Sysname bgp peer test as number 200 Sysname bgp peer 10 1 1 1 group test Sysname bgp peer 10 1 2 1 group test In BGP VPN instance view create an EBGP peer group test with AS number 200 and add EBGP peers 10 1 1 ...

Page 268: ...cks the first AS number of a received EBGP route update If the first AS number is not that of the BGP peer the BGP router discards the route update Views BGP view Predefined user roles network admin Examples Configure BGP to ignore the first AS number of EBGP route updates Sysname system view Sysname bgp 100 Sysname bgp ignore first as import route Use import route to enable BGP to redistribute ro...

Page 269: ...otocol is isis ospf or rip med med value Specifies a MED value for redistributed routes in the range of 0 to 4294967295 If no MED is specified the metric of a redistributed route is used as its MED route policy route policy name Specifies a routing policy by its name a case sensitive string of 1 to 63 characters to filter redistributed routes or set route attributes for redistributed routes Usage ...

Page 270: ...mport route ripng Related commands display ip routing table protocol display ipv6 routing table protocol ip vpn instance BGP view Use ip vpn instance to enter BGP VPN instance view Use undo ip vpn instance to remove all configurations in BGP VPN instance view Syntax ip vpn instance vpn instance name undo ip vpn instance vpn instance name Views BGP view Predefined user roles network admin Parameter...

Page 271: ...cast instance view Use undo ipv4 family to remove all configurations in BGP IPv4 unicast instance view or BGP VPN IPv4 unicast instance view Syntax ipv4 family unicast undo ipv4 family unicast Default The BGP IPv4 unicast instance view or the BGP VPN IPv4 unicast instance view is not created Views BGP view BGP VPN instance view Predefined user roles network admin Parameters unicast Specifies the I...

Page 272: ...e view or BGP VPN IPv6 unicast instance view is not created Views BGP view BGP VPN instance view Predefined user roles network admin Parameters unicast Specifies the IPv6 unicast instance view The IPv6 unicast instance view is specified for the command regardless of whether the unicast keyword is specified Usage guidelines Configurations made in BGP IPv6 unicast instance view apply to only the BGP...

Page 273: ...log information use the display bgp ipv4 peer log info command If you disable the logging of session state changes globally the display bgp ipv4 peer log info command does not show relevant log information Examples Enable the logging of session state changes globally Sysname system view Sysname bgp 100 Sysname bgp log peer change Related commands display bgp peer ipv4 unicast network Use network t...

Page 274: ...tes Usage guidelines The network to be injected must be available and active in the local IP routing table The ORIGIN attribute of the route injected with the network command is IGP When you execute the undo network command you must specify the same mask or mask length prefix length that you specified for the network command Otherwise the configuration cannot be removed Examples In BGP IPv4 unicas...

Page 275: ... instance view BGP VPN IPv6 unicast instance view Predefined user roles network admin Parameters ip address Specifies an IPv4 network address If the mask or mask length is not specified natural mask is used mask Specifies a mask of the network address in dotted decimal notation mask length Specifies a mask length in the range of 0 to 32 ipv6 address Specifies an IPv6 network address prefix length ...

Page 276: ...r advertise community to disable the COMMUNITY attribute advertisement to a peer or peer group Syntax In BGP IPv4 unicast instance view BGP VPN IPv4 unicast instance view peer group name ip address advertise community undo peer group name advertise community In BGP IPv6 unicast instance view peer group name ipv6 address advertise community undo peer group name ipv6 address advertise community Defa...

Page 277: ...mily unicast Sysname bgp ipv4 peer test advertise community In BGP VPN IPv4 unicast instance view advertise the COMMUNITY attribute to peer group test Sysname system view Sysname bgp 100 Sysname bgp ip vpn instance vpn1 Sysname bgp vpn1 ipv4 family unicast Sysname bgp ipv4 vpn1 peer test advertise community In BGP IPv6 unicast instance view advertise the COMMUNITY attribute to peer group test Sysn...

Page 278: ...ty attribute type as needed to implement route filtering and control This simplifies configuration and management After you execute the peer advertise ext community command route updates sent to the peer or peer group carry the extended community attribute After you execute the undo peer advertise ext community command BGP upon receiving a route with the extended community attribute removes the ex...

Page 279: ...e AS_PATH attribute of routes from a peer or peer group Views BGP IPv4 unicast instance view BGP VPN IPv4 unicast instance view BGP IPv6 unicast instance view BGP VPN IPv6 unicast instance view Predefined user roles network admin Parameters group name Specifies a peer group by its name a case sensitive string of 1 to 47 characters The peer group must have been created ip address Specifies a peer b...

Page 280: ...r test allow as loop 2 peer as number for a BGP peer Use peer as number to create a BGP peer and specify its AS number Use undo peer to delete a BGP peer Syntax peer ip address ipv6 address as number as number undo peer ip address ipv6 address Default No BGP peer is created Views BGP view BGP VPN instance view Predefined user roles network admin Parameters ip address Specifies the IP address of a ...

Page 281: ...er for a BGP peer group Use peer as number to specify an AS number for a peer group Use undo peer as number to delete the AS number of a peer group Syntax peer group name as number as number undo peer group name as number Default No AS number is specified for a peer group Views BGP view BGP VPN instance view Predefined user roles network admin Parameters group name Specifies a name for a peer grou...

Page 282: ...me ip address as path acl as path acl number export import undo peer group name ip address as path acl as path acl number export import In BGP IPv6 unicast instance view peer group name ipv6 address as path acl as path acl number export import undo peer group name ipv6 address as path acl as path acl number export import Default No AS path list is specified for filtering Views BGP IPv4 unicast ins...

Page 283: ...er group test Sysname system view Sysname bgp 100 Sysname bgp ip vpn instance vpn1 Sysname bgp vpn1 ipv4 family unicast Sysname bgp ipv4 vpn1 peer test as path acl 1 export In BGP IPv6 unicast instance view specify the AS path list 1 to filter routes outgoing to the peer group test Sysname system view Sysname bgp 100 Sysname bgp ipv6 family unicast Sysname bgp ipv6 peer test as path acl 1 export R...

Page 284: ... 1 1 1 1 bfd In BGP view enable BFD for the link to BGP peer 1 1 Sysname system view Sysname bgp 100 Sysname bgp peer 1 1 bfd In BGP VPN instance view enable BFD for the link to BGP peer 2 2 2 2 Sysname system view Sysname bgp 100 Sysname bgp ip vpn instance vpn1 Sysname bgp vpn1 peer 2 2 2 2 bfd In BGP VPN instance view enable BFD for the link to BGP peer 2 2 Sysname system view Sysname bgp 100 S...

Page 285: ...session soft reset The multi protocol extension function enables BGP to advertise and receive routing information for various protocols for example IPv6 routing information If both the peer capability advertise conventional and peer capability advertise route refresh commands are executed the last configuration takes effect Examples In BGP view disable multi protocol extension and route refresh fo...

Page 286: ...oute refresh function to implement BGP session soft reset After a policy is modified the router advertises a Route refresh message to the peers The peers resend their routing information to the router After receiving the routing information the router filters the routing information by using the new policy This method allows you to refresh the BGP routing table and apply the new route selection po...

Page 287: ...ess Specifies a peer by its IP address The peer must have been created ipv6 address Specifies a peer by its IPv6 address The peer must have been created Usage guidelines BGP supports 4 byte AS numbers The 4 byte AS number occupies four bytes in the range of 1 to 4294967295 By default a device sends an Open message to the peer device for session establishment The Open message indicates that the dev...

Page 288: ...erface for establishing a TCP connection to the peer or peer group Views BGP view BGP VPN instance view Predefined user roles network admin Parameters group name Specifies a peer group by its name a case sensitive string of 1 to 47 characters The peer group must have been created ip address Specifies a peer by its IP address The peer must have been created ipv6 address Specifies a peer by its IPv6...

Page 289: ...ed in RFC 3484 for establishing TCP connections Examples In BGP view specify loopback 0 as the source interface for TCP connections to the peer group test Sysname system view Sysname bgp 100 Sysname bgp peer test connect interface loopback 0 In BGP VPN instance view specify loopback 0 as the source interface for TCP connections to the peer group test Sysname system view Sysname bgp 100 Sysname bgp...

Page 290: ...the peer or peer group regardless of whether the default route exists in the routing table Examples In BGP IPv4 unicast instance view advertise a default route to peer group test Sysname system view Sysname bgp 100 Sysname bgp ipv4 family unicast Sysname bgp ipv4 peer test default route advertise In BGP VPN IPv4 unicast instance view advertise a default route to peer group test Sysname system view...

Page 291: ...n for the peer group test as ISP1 Sysname system view Sysname bgp 100 Sysname bgp peer test description ISP1 In BGP VPN instance view configure a description for the peer group test as ISP1 Sysname system view Sysname bgp 100 Sysname bgp ip vpn instance vpn1 Sysname bgp vpn1 peer test description ISP1 peer ebgp max hop Use peer ebgp max hop to enable BGP to establish an EBGP session to an indirect...

Page 292: ...64 default Sysname system view Sysname bgp 100 Sysname bgp peer test ebgp max hop In BGP VPN instance view enable BGP to establish EBGP sessions to an indirectly connected EBGP peer group test and specify the maximum hop count as 64 default Sysname system view Sysname bgp 100 Sysname bgp ip vpn instance vpn1 Sysname bgp vpn1 peer test ebgp max hop peer enable Use peer enable to enable BGP to excha...

Page 293: ...he BGP routing table of the specified VPN instance In BGP IPv6 unicast instance view the command enables the capability to exchange IPv6 unicast routing information and adds the learned routes to the IPv6 BGP routing table of the public network In BGP VPN IPv6 unicast instance view the command enables the capability to exchange IPv6 unicast routing information and adds the learned routes to the IP...

Page 294: ...user roles network admin Parameters group name Specifies a peer group by its name a case sensitive string of 1 to 47 characters The peer group must have been created ip address Specifies a peer by its IP address The peer must have been created ipv6 address Specifies a peer by its IPv6 address The peer must have been created as number Specifies a fake AS number in the range of 1 to 4294967295 Usage...

Page 295: ...p name ipv6 address filter policy acl6 number export import undo peer group name ipv6 address filter policy acl6 number export import In BGP VPN IPv6 unicast instance view peer group name ipv6 address filter policy acl6 number export import undo peer group name ipv6 address filter policy acl6 number export import Default No ACL based filtering is configured Views BGP IPv4 unicast instance view BGP...

Page 296: ...t wildcard command to deny permit a route with the specified destination and mask The source keyword specifies the destination address of a route and the destination keyword specifies the subnet mask of the destination The subnet mask must be contiguous Otherwise the configuration does not take effect Examples In BGP IPv4 unicast instance view apply ACL 2000 to filter routes advertised to the peer...

Page 297: ... it to the peer group If you have specified the AS number of the peer group with the peer as number command you do not need to specify the as number keyword when you execute the peer group command because the AS number of the peer is the same as the peer group To specify the as number keyword for the peer group command make sure that the AS number is the same as the peer group If no AS number is s...

Page 298: ...eer 1 1 to the EBGP peer group test Sysname system view Sysname bgp 100 Sysname bgp ip vpn instance vpn1 Sysname bgp vpn1 group test external Sysname bgp vpn1 peer 1 1 group test as number 2004 Related commands group peer as number peer enable peer ignore Use peer ignore to disable BGP session establishment with a peer or peer group Use undo peer ignore to restore the default Syntax peer group nam...

Page 299: ... In BGP view disable session establishment with peer 1 1 1 1 Sysname system view Sysname bgp 100 Sysname bgp peer 1 1 1 1 ignore In BGP VPN instance view disable session establishment with peer 1 1 Sysname system view Sysname bgp 100 Sysname bgp ip vpn instance vpn1 Sysname bgp vpn1 peer 1 1 ignore peer keep all routes Use peer keep all routes to save all route updates from a peer or peer group re...

Page 300: ...eer 1 1 1 1 Sysname system view Sysname bgp 100 Sysname bgp ipv4 family unicast Sysname bgp ipv4 peer 1 1 1 1 keep all routes In BGP VPN IPv4 unicast instance view save all route updates from peer 1 1 1 1 Sysname system view Sysname bgp 100 Sysname bgp ip vpn instance vpn1 Sysname bgp vpn1 ipv4 family unicast Sysname bgp ipv4 vpn1 peer 1 1 1 1 keep all routes In BGP IPv6 unicast instance view save...

Page 301: ...aring down the BGP session with a specific EBGP peer when memory usage reaches level 2 threshold For more information about thresholds see Fundamentals Configuration Guide Examples In BGP view configure BGP to protect EBGP peer 1 1 1 1 when the memory usage reaches level 2 threshold Sysname system view Sysname bgp 100 Sysname bgp peer 1 1 1 1 as number 200 Sysname bgp peer 1 1 1 1 low memory exemp...

Page 302: ...GP peer can find the next hop you can use this command to specify the router as the next hop for routes sent to the IBGP peer Examples In BGP IPv4 unicast instance view specify the router as the next hop for routes sent to peer group test Sysname system view Sysname bgp 100 Sysname bgp ipv4 family unicast Sysname bgp ipv4 peer test next hop local In BGP VPN IPv4 unicast instance view specify the r...

Page 303: ...f 1 to 80 characters Usage guidelines BGP peers must be configured with the same password to establish a TCP connection MD5 verifies each TCP segment on the TCP connection between the BGP peers For secrecy all keys including keys configured in plain text are saved in cipher text Examples In BGP view configure MD5 authentication between the local router 10 1 100 1 and its peer 10 1 100 2 and specif...

Page 304: ...value is 0 Views BGP IPv4 unicast instance view BGP VPN IPv4 unicast instance view BGP IPv6 unicast instance view BGP VPN IPv6 unicast instance view Predefined user roles network admin Parameters group name Specifies a peer group by its name a case sensitive string of 1 to 47 characters The peer group must have been created ip address Specifies a peer by its IP address The peer must have been crea...

Page 305: ...r 1 1 preferred value 50 Related commands apply preferred value route policy peer prefix list Use peer prefix list to reference a prefix list to filter routes received from or advertised to a peer or peer group Use undo peer prefix list to remove the configuration Syntax In BGP IPv4 unicast instance view BGP VPN IPv4 unicast instance view peer group name ip address prefix list prefix list name exp...

Page 306: ... or IPv6 prefix list must have been created with the ip prefix list or ipv6 prefix list command in system view Otherwise all routes can pass the IPv4 IPv6 prefix list Examples In BGP IPv4 unicast instance view use the IPv4 prefix list list1 to filter routes advertised to the peer group test Sysname system view Sysname bgp 100 Sysname bgp ipv4 family unicast Sysname bgp ipv4 peer test prefix list l...

Page 307: ...peer by its IP address The peer must have been created ipv6 address Specifies a peer by its IPv6 address The peer must have been created Usage guidelines Private AS numbers are typically used in test networks and need not be transmitted in public networks The range of private AS numbers is from 64512 to 65535 After you execute the command you can get the following results If the AS_PATH attribute ...

Page 308: ...ddress reflect client undo peer group name ipv6 address reflect client Default Neither the route reflector nor the client is configured Views BGP IPv4 unicast instance view BGP VPN IPv4 unicast instance view BGP IPv6 unicast instance view Predefined user roles network admin Parameters group name Specifies a peer group by its name a case sensitive string of 1 to 47 characters The peer group must ha...

Page 309: ...s that can be received from a peer or peer group Use undo peer route limit to restore the default Syntax In BGP IPv4 unicast instance view BGP VPN IPv4 unicast instance view peer group name ip address route limit prefix number alert only reconnect reconnect time percentage value undo peer group name ip address route limit In BGP IPv6 unicast instance view peer group name ipv6 address route limit p...

Page 310: ...number exceeds the percentage value The value range for this argument is 1 to 100 and the default is 75 Examples In BGP IPv4 unicast instance view specify the maximum number of routes that can be received from peer 1 1 1 1 to 10000 and configure the router to tear down the connection to the peer if the number is exceeded Sysname system view Sysname bgp 109 Sysname bgp ipv4 family unicast Sysname b...

Page 311: ... address Specifies a peer by its IP address The peer must have been created ipv6 address Specifies a peer by its IPv6 address The peer must have been created route policy name Specifies a routing policy by its name a case sensitive string of 1 to 63 characters export Applies the routing policy to routes outgoing to the peer or peer group import Applies the routing policy to routes incoming from th...

Page 312: ...ews BGP view BGP VPN instance view Predefined user roles network admin Parameters group name Specifies a peer group by its name a case sensitive string of 1 to 47 characters The peer group must have been created ip address Specifies a peer by its IP address The peer must have been created ipv6 address Specifies a peer by its IPv6 address The peer must have been created interval Specifies a minimum...

Page 313: ... Parameters group name Specifies a peer group by its name a case sensitive string of 1 to 47 characters The peer group must have been created ip address Specifies a peer by its IP address The peer must have been created ipv6 address Specifies a peer by its IPv6 address The peer must have been created Usage guidelines In MPLS L3VPN if EBGP is used between PE and CE sites in different geographical a...

Page 314: ...ssion two routers send keepalive messages at the specified keepalive interval to each other to keep the session If a router receives no keepalive or update message from the peer within the holdtime it tears down the session The timers configured with this command are preferred to the timers configured with the timer command If the holdtime settings on the local and peer routers are different the s...

Page 315: ... bgp ip vpn instance vpn1 Sysname bgp vpn1 peer test timer keepalive 0 hold 0 Related commands display bgp peer ipv4 unicast display bgp peer ipv6 unicast timer preference Use preference to configure preferences for BGP routes Use undo preference to restore the default Syntax preference external preference internal preference local preference route policy route policy name undo preference Default ...

Page 316: ...configure preferences for EBGP IBGP and local routes as 20 20 and 200 Sysname system view Sysname bgp 100 Sysname bgp ipv4 family unicast Sysname bgp ipv4 preference 20 20 200 In BGP IPv4 unicast instance view configure the preference for BGP route 1 1 1 0 24 as 200 Sysname system view Sysname ip prefix list route permit 1 1 1 0 24 Sysname route policy prefer permit node 0 Sysname route policy pre...

Page 317: ... instance view disable route reflection between clients Sysname system view Sysname bgp 100 Sysname bgp ipv4 family unicast Sysname bgp ipv4 undo reflect between clients In BGP VPN IPv4 unicast instance view disable route reflection between clients Sysname system view Sysname bgp 100 Sysname bgp ip vpn instance vpn1 Sysname bgp vpn1 ipv4 family unicast Sysname bgp ipv4 vpn1 undo reflect between cl...

Page 318: ...e the same cluster ID for all route reflectors in the cluster to avoid routing loops Do not configure the router ID of a client as the cluster ID Examples In BGP IPv4 unicast instance view configure the cluster ID on the local router a reflector in the cluster as 80 Sysname system view Sysname bgp 100 Sysname bgp ipv4 family unicast Sysname bgp ipv4 reflector cluster id 80 In BGP VPN IPv4 unicast ...

Page 319: ...pn instance name Specifies an MPLS L3VPN by its name a case sensitive string of 1 to 31 characters If no VPN is specified this command performs manual soft reset on BGP sessions for the public network IPv4 unicast address family Usage guidelines After the route selection policy is modified execute this command with the export keyword to enable the local router to filter routing information based o...

Page 320: ... using the new configuration vpn instance vpn instance name Specifies an MPLS L3VPN by its name a case sensitive string of 1 to 31 characters If no VPN is specified this command performs manual soft reset on BGP sessions for the public network IPv6 unicast address family Usage guidelines After the route selection policy is modified execute this command with the export keyword to enable the local r...

Page 321: ...eset bgp dampening ipv4 unicast to clear BGP IPv4 unicast route dampening information and release the suppressed BGP IPv4 unicast routes Syntax reset bgp dampening ipv4 unicast vpn instance vpn instance name network address mask mask length Views User view Predefined user roles network admin Parameters vpn instance vpn instance name Specifies an MPLS L3VPN by its name a case sensitive string of 1 ...

Page 322: ... 16 for the public network and release the suppressed route Sysname reset bgp dampening ipv4 20 1 0 0 255 255 0 0 Related commands dampening display bgp routing table dampened ipv4 unicast reset bgp dampening ipv6 unicast Use reset bgp dampening ipv6 unicast to clear BGP IPv6 unicast route dampening information and release suppressed BGP IPv6 unicast routes Syntax reset bgp dampening ipv6 unicast ...

Page 323: ...range of 0 to 32 as path acl as path acl number Specifies an AS path list by its number in the range of 1 to 256 to filter BGP IPv4 unicast route flap statistics peer peer address Clears flap statistics of BGP IPv4 unicast routes learned from the specified BGP peer Usage guidelines When you execute the reset bgp flap info ipv4 unicast command If the network address mask and mask length arguments a...

Page 324: ...ddress prefix length Specifies the destination network address and prefix length The value range for the prefix length argument is 0 to 128 If this argument is not specified the command clears the flap statistics of all BGP IPv6 unicast routes as path acl as path acl number Specifies an AS path list number in the range of 1 to 256 to filter BGP IPv6 unicast route flap statistics peer ipv6 address ...

Page 325: ...sions for IPv4 unicast address family for the public network Usage guidelines To apply a newly configured route selection policy you must use this command to reset BGP sessions BGP re establishes the BGP sessions advertises routes and applies the new policy to routes This operation breaks down BGP sessions for a short while The command with the unicast keyword has the same effect as that without t...

Page 326: ...l ipv6 router id system view Use router id to configure a global router ID Use undo router id to remove the global router ID Syntax router id router id undo router id Default No global router ID is configured Views System view Predefined user roles network admin Parameters router id Specifies a router ID in IP address format Usage guidelines Some routing protocols use a router ID to identify a dev...

Page 327: ...defined user roles network admin Parameters router id Specifies a router ID in IP address format Usage guidelines To run BGP a router must have a router ID an unsigned 32 bit integer that uniquely identifies the router in the AS To modify a router ID execute the router id command in BGP view rather than the router id command in system view To improve availability specify the IP address of a loopba...

Page 328: ...izes IGP subnets redistributed by the import route command Automatic summary routes can be manually summarized but cannot be added to the IP routing table Examples In BGP IPv4 unicast instance view configure automatic route summarization for redistributed IGP subnet routes Sysname system view Sysname bgp 100 Sysname bgp ipv4 family unicast Sysname bgp ipv4 summary automatic In BGP VPN IPv4 unicast...

Page 329: ...nd have higher priority If the holdtime settings on the local and peer routers are different the smaller one is used If the holdtime is configured as 0 no keepalive message will be sent to the peer and the peer session will never time out If the keepalive interval is configured as 0 and the negotiated holdtime is not 0 one third of the holdtime is taken as the interval for sending keepalive messag...

Page 330: ...r keepalive 0 hold 0 In BGP VPN instance view configure both the keepalive interval and holdtime as 0 seconds for BGP sessions in vpn1 indicating the sessions will never time out Sysname system view Sysname bgp 100 Sysname bgp ip vpn instance vpn1 Sysname bgp vpn1 timer keepalive 0 hold 0 Related commands display bgp peer ipv4 unicast display bgp peer ipv6 unicast peer timer ...

Page 331: ...e public network ip address Specifies the next hop IP address direct Specifies that the next hop must be directly connected to take effect track track entry number Specifies a track entry by its number in the range of 1 to 1024 1 n Indicates that the argument before it can be entered up to n times The value of n is 2 Usage guidelines You can specify up to n next hops for a policy node by configuri...

Page 332: ...displays information about the specified policy Examples Display all policy information Sysname display ip policy based route Policy name aaa node 1 permit if match acl 2000 apply next hop 1 1 1 1 Table 69 Command output Field Description node 1 permit The match mode of Node 1 is permit if match acl Matches packets against the ACL apply next hop Specify a next hop for permitted packets Related com...

Page 333: ...for interface Vlan interface11 failed Policy name aaa node 0 deny Matched 0 node 1 permit if match acl 3999 Matched 0 node 2 permit if match acl 2000 apply next hop 2 2 2 2 Matched 0 node 5 permit if match acl 3101 apply next hop 1 1 1 1 Matched 0 Total matched 0 Sysname display ip policy based route interface Vlan interface 11 slot 1 Policy based routing information for interface Vlan interface11...

Page 334: ...e can be displayed only when you specify the slot slot number or chassis chassis number slot slot number option for the command if match acl Matches packets against the ACL apply next hop Specify a next hop for permitted packets Matched 0 no statistics resource Number of successful matches on the node no statistics resource indicates insufficient statistics resources For a global interface with on...

Page 335: ...ork admin Parameters acl number Specifies an ACL by its number in the range of 2000 to 3999 for a basic ACL and in the range of 3000 to 3999 for an advanced ACL Examples Configure Node 1 1 of policy aa to permit the packets matching ACL 201 1 Sysname system view Sysname policy based route aa permit node 11 Sysname pbr aa 11 if match acl 2011 ip policy based route Use ip policy based route to confi...

Page 336: ...based route setup policy based route policy based route Use policy based route to create a policy node and enter policy node view Use undo policy based route to remove a policy or policy node Syntax policy based route policy name deny permit node node number undo policy based route policy name deny node node number permit Default No policy node is created Views System view Predefined user roles ne...

Page 337: ...icy based route policy1 permit node 10 Sysname pbr policy1 10 Related commands display ip policy based route reset ip policy based route statistics Use reset ip policy based route statistics to clear PBR statistics Syntax reset ip policy based route statistics policy policy name Views User view Predefined user roles network admin Parameters policy policy name Specifies a policy by its name a case ...

Page 338: ...ysname system view Sysname delete ipv6 static routes all Delete all IPv6 static routes Continue Y N y Related commands ipv6 route static ipv6 route static Use ipv6 route static to configure an IPv6 static route Use undo ipv6 route static to remove an IPv6 static route Syntax ipv6 route static ipv6 address prefix length interface type interface number next hop address bfd control packet echo packet...

Page 339: ...et Specifies the BFD control mode bfd source ipv6 address Specifies the source IPv6 address of BFD packets HP recommends that you specify the loopback interface address echo packet Specifies the BFD echo mode permanent Specifies the IPv6 route as a permanent IPv6 static route If the output interface is down the permanent IPv6 static route is still active public Indicates the next hop is on the pub...

Page 340: ...stination address 1 1 2 64 and next hop 1 1 3 1 Sysname system view Sysname ipv6 route static 1 1 2 64 1 1 3 1 Related commands display ipv6 routing table protocol ipv6 route static default preference Use ipv6 route static default preference to configure a default preference for IPv6 static routes Use undo ipv6 route static default preference to restore the default Syntax ipv6 route static default...

Page 341: ...330 Related commands display ipv6 routing table protocol ...

Page 342: ...ds are called zero fields You can enable zero field check on incoming RIPng packets If a zero field of a packet contains a non zero value RIPng does not process the packet Examples Disable zero field check on RIPng packets for RIPng 100 Sysname system view Sysname ripng 100 Sysname ripng 100 undo checkzero default cost Use default cost to configure a default metric for redistributed routes Use und...

Page 343: ...o display state and configuration information for a RIPng process Syntax display ripng process id Views Any view Predefined user roles network admin network operator Parameters process id Specifies a RIPng process by its ID in the range of 1 to 65535 If no process is specified this command displays information about all RIPng processes Examples Display state and configuration information for all c...

Page 344: ...Timeout time RIPng timeout interval in seconds Suppress time RIPng suppress interval in seconds Garbage Collect time RIPng garbage collection interval in seconds display ripng database Use display ripng database to display all active routes in the advertising database for a RIPng process RIPng advertises active routes in RIPng routing updates Syntax display ripng process id database Views Any view...

Page 345: ... ID in the range of 1 to 65535 interface type interface number Specifies an interface by its type and number If no interface is specified this command displays information about all interfaces for the RIPng process Examples Display interface information for RIPng process 1 Sysname display ripng 1 interface Interface Vlan interface12 Link local address FE80 20C 29FF FEC8 B4DD Split horizon On Poiso...

Page 346: ...ute display ripng route Use display ripng route to display all RIPng routes for a RIPng process Syntax display ripng process id route Views Any view Predefined user roles network admin network operator Parameters process id Specifies a RIPng process by its ID in the range of 1 to 65535 Examples Display routing information for RIPng process 100 Sysname display ripng 1 route Route Flags A Aging S Su...

Page 347: ...es an ACL by its number in the range of 2000 to 3999 to filter redistributed routes prefix list prefix list name Specifies an IPv6 prefix list by its name a string of 1 to 63 characters to filter redistributed routes protocol Filters routes redistributed from a routing protocol including bgp4 direct isisv6 ospfv3 ripng and static process id Specifies the process ID of the specified routing protoco...

Page 348: ...es Sysname system view Sysname acl ipv6 number 3000 Sysname acl6 adv 3000 rule 10 permit ipv6 source 2001 1 128 destination ffff ffff ffff ffff ffff ffff ffff ffff 128 Sysname acl6 adv 3000 rule 100 deny ipv6 Sysname acl6 adv 3000 quit Sysname ripng 100 Sysname ripng 100 filter policy 3000 export filter policy import Use filter policy import to configure RIPng to filter received routes Only routes...

Page 349: ...st to filter received RIPng updates Sysname system view Sysname ipv6 prefix list abc index 10 permit 100 1 32 Sysname ripng 100 Sysname ripng 100 filter policy prefix list abc import Configure IPv6 ACL 3000 to permit only route 2001 1 128 to pass Use IPv6 ACL 3000 to filter received routes Sysname system view Sysname acl ipv6 number 3000 Sysname acl6 adv 3000 rule 10 permit ipv6 source 2001 1 128 ...

Page 350: ...rgument is available only when the protocol is isisv6 ospfv3 or ripng allow ibgp Allows redistribution of IBGP routes This keyword is available when the protocol argument is set to bgp4 cost cost Specifies a metric for redistributed routes in the range of 0 to 16 The default metric is 0 route policy route policy name Specifies a routing policy by its name a case sensitive string of 1 to 63 charact...

Page 351: ...n the maximum load balancing command is in the range of 1 to m and defaults to m Examples Specify the maximum number of ECMP routes as 2 Sysname system view Sysname ripng 100 Sysname ripng 100 maximum load balancing 2 Related commands max ecmp num preference Use preference to specify the preference for RIPng routes Use undo preference to restore the default Syntax preference route policy route pol...

Page 352: ...o 120 Sysname system view Sysname ripng 100 Sysname ripng 100 preference 120 reset ripng process Use reset ripng process to reset a RIPng process Syntax reset ripng process id process Views User view Predefined user roles network admin Parameters process id Specifies a RIPng process by its ID in the range of 1 to 65535 Usage guidelines After executing the command you are prompted to confirm the op...

Page 353: ... is 1 vpn instance vpn instance name Specifies an MPLS L3VPN instance by its name a case sensitive string of 1 to 31 characters If no VPN is specified the RIPng process runs on the public network Usage guidelines Before you configure global RIPng parameters you must create a RIPng process This restriction does not apply to configuring interface RIPng parameters If you disable a RIPng process the c...

Page 354: ...ther the default route exists in the local IPv6 routing table Examples Configure RIPng on VLAN interface 100 to advertise only a default route Sysname system view Sysname interface vlan interface 100 Sysname Vlan interface100 ripng default route only Configure RIPng on VLAN interface 101 to advertise a default route and other routes Sysname system view Sysname interface vlan interface 101 Sysname ...

Page 355: ...efault The additional metric of an inbound route is 0 Views Interface view Predefined user roles network admin Parameters value Add an additional metric to inbound routes in the range of 0 to 16 Examples Configure VLAN interface 100 to add a metric of 12 to inbound RIPng routes Sysname system view Sysname interface vlan interface 100 Sysname Vlan interface100 ripng metricin 12 ripng metricout Use ...

Page 356: ...se undo ripng poison reverse to disable the poison reverse function Syntax ripng poison reverse undo ripng poison reverse Default The poison reverse function is disabled Views Interface view Predefined user roles network admin Examples Enable the poison reverse function for RIPng update messages on VLAN interface 100 Sysname system view Sysname interface vlan interface 100 Sysname Vlan interface10...

Page 357: ...ry address to remove the summary Syntax ripng summary address ipv6 address prefix length undo ripng summary address ipv6 address prefix length Default The summary network to be advertised through the interface is not configured Views Interface view Predefined user roles network admin Parameters ipv6 address Specifies the destination IPv6 address of the summary route prefix length Specifies the pre...

Page 358: ...conds update value Sets the update timer in the range of 1 to 86400 seconds Usage guidelines RIPng has the following timers Update timer Interval between update messages Timeout timer Route aging time If no update for a route is received before the timer expires RIPng sets the metric of the route to 16 Suppress timer How long a RIPng route stays in suppressed state When the metric of a route becom...

Page 359: ...Examples Configure the update timeout suppress and garbage collect timers as 5s 15s 15s and 30s Sysname system view Sysname ripng 1 Sysname ripng 1 timers update 5 timeout 15 suppress 15 garbage collect 30 ...

Page 360: ...e 1s of the prefix which defines the network ID not advertise Specifies not to advertise the summary IPv6 route Without this argument the command advertises the IPv6 summary route cost value Specifies the cost of the summary route in the range of 1 to 16777215 The default cost is the largest cost value among routes that are summarized Usage guidelines This command is available only on an ABR to su...

Page 361: ... Sysname ospfv3 1 area 0 0 0 0 bandwidth reference Use bandwidth reference to specify a reference bandwidth value for link cost calculation Use undo bandwidth reference to restore the default Syntax bandwidth reference value undo bandwidth reference Default The default value is 100 Mbps Views OSPFv3 view Predefined user roles network admin Parameters value Specifies the bandwidth reference value f...

Page 362: ...ised to the stub area Use undo default cost to restore the default Syntax default cost cost undo default cost Default The cost is 1 Views OSPFv3 area view Predefined user roles network admin Parameters value Specifies a cost for the default route advertised to the stub area in the range of 0 to 16777214 Usage guidelines This command takes effect only on the ABR of a stub area Examples Configure Ar...

Page 363: ...te in the range of 0 to 16777214 The default is 1 route policy route policy name Specifies a routing policy by its name a case sensitive string of 1 to 63 characters When a default route exists in the routing table and the specified routing policy is matched the command generates a default route in an AS external LSA into the OSPFv3 routing domain and the routing policy modifies some values in the...

Page 364: ...he routes to the OSPFv3 ABR and ASBR Sysname display ospfv3 abr asbr OSPFv3 Process 1 with Router ID 1 1 1 1 Destination 1 1 1 2 Rtr Type ABR Area 0 0 0 0 Path Type Intra NextHop FE80 1 1 1 Cost 1 Destination 1 1 1 3 Rtr Type ASBR Area 0 0 0 0 Path Type Intra NextHop FE80 2 1 1 Cost 1 Table 76 Command output Field Description OSPFv3 Process 1 with Router ID 1 1 1 1 OSPFv3 process is 1 and router I...

Page 365: ...n about all OSPFv3 processes Sysname display ospfv3 brief OSPFv3 Process 1 with Router ID 1 1 1 1 RouterID 1 1 1 1 Router Type Multi VPN Instance is not enabled SPF schedule interval 5 50 200 LSA generation interval 5 LSA arrival interval 1000 Transmit pacing Interval 20 Count 3 Route Preference 10 ASE Route Preference 150 SPF Computation Count 0 External LSA Count 0 LSA originated Count 0 LSA rec...

Page 366: ...oute preference ExChange Loading Neighbors Neighbors in ExChange Loading state display ospfv3 graceful restart status Use display ospfv3 graceful restart status to display GR information for an OSPFv3 process Syntax display ospfv3 process id graceful restart status Views Any view Predefined user roles network admin network operator Parameters process id Specifies an OSPFv3 process by its ID in the...

Page 367: ...R Helper status Number of restarting neighbors Number of neighbors in GR Restarter status display ospfv3 interface Use display ospfv3 interface to display OSPFv3 interface information Syntax display ospfv3 process id interface interface type interface number verbose Views Any view Predefined user roles network admin network operator Parameters process id Specifies an OSPFv3 process by its ID in th...

Page 368: ...ter 1 1 1 1 Timers Hello 10 Dead 40 Wait 40 Retransmit 5 Transmit Delay 1 Neighbor Count is 1 Adjacent neighbor count is 1 Table 79 Command output Field Description Area Area ID that the interface belongs to Interface ID Interface ID Instance ID Instance ID IPv6 Prefixes IPv6 Prefix Cost Cost value of the interface Type Network type of the interface OSPFv3 Process OSPFv3 process Area Area ID Route...

Page 369: ...outer unknown type link state id originate router router id self originate statistics total Views Any view Predefined user roles network admin network operator Parameters process id Specifies an OSPFv3 process by its ID in the range of 1 to 65535 external Displays AS external LSAs grace Displays Grace LSAs inter prefix Displays Inter area prefix LSAs inter router Displays Inter area router LSAs in...

Page 370: ... 1 Router LSA Area 0 0 0 1 Link State ID Origin Router Age SeqNum CkSum Link 0 0 0 0 1 1 1 1 0013 0x80000068 0x5d5f 2 0 0 0 0 2 2 2 2 0024 0x800000ea 0x1e22 0 Network LSA Area 0 0 0 1 Link State ID Origin Router Age SeqNum CkSum 0 15 0 8 2 2 2 2 0019 0x80000007 0x599e Intra Area Prefix LSA Area 0 0 0 1 Link State ID Origin Router Age SeqNum CkSum Prefix Reference 0 0 0 2 2 2 2 2 3600 0x80000002 0x...

Page 371: ...1 64 Prefix Options 0 Table 81 Command output Field Description LS age Age of LSA LS Type Type of LSA Link State ID Link State ID Originating Router Originating Router LS Seq Number LSA Sequence Number Checksum LSA Checksum Length LSA Length Priority Router Priority Options Options Link Local Address Link Local Address Number of Prefixes Number of Prefixes Prefix Address prefix Prefix Options Pref...

Page 372: ...d user roles network admin network operator Parameters process id Specifies an OSPFv3 process by its ID in the range of 1 to 65535 area area id Specifies an area by its ID an IPv4 address or a decimal integer in the range of 0 to 4294967295 that is translated into an IPv4 address by the system interface type interface number Specifies an interface by its type and number verbose Displays detailed n...

Page 373: ...r information for OSPFv3 process 1 on an interface Sysname display ospfv3 1 peer vlan interface 1 verbose OSPFv3 Process 1 with Router ID 1 1 1 1 Area 0 0 0 1 interface Vlan1 s neighbors Router ID 2 2 2 2 Address fe80 200 5eff fe00 100 State ExStart Mode None Priority 1 DR 2 2 2 2 BDR None MTU 1500 Options is 0x000013 R E V6 Dead timer due in 00 00 33 Neighbor is up for 00 24 19 Neighbor state cha...

Page 374: ...mand output Field Description Area ID Area ID Down In this state neighbor initial state the router has not received any information from a neighboring router for a period of time Init In this state the device received a Hello packet from the neighbor but the packet contains no Router ID of the neighbor Mutual communication is not setup 2 Way Mutual communication between the router and its neighbor...

Page 375: ...SPFv3 processes If no OSPFv3 area is specified this command displays the OSPFv3 request list information for all areas If no interface is specified this command displays the OSPFv3 request list information for all interfaces If no neighbor is specified this command displays the OSPFv3 request list information for all OSPFv3 neighbors Examples Display OSPFv3 request list information Sysname display...

Page 376: ...r a decimal integer in the range of 0 to 4294967295 that is translated into an IPv4 address by the system interface type interface number Specifies an interface by its type and number neighbor id Specifies a neighbor s router ID Usage guidelines If no OSPFv3 process is specified this command displays retransmission list information for all OSPFv3 processes If no OSPFv3 area is specified this comma...

Page 377: ...outing to display OSPFv3 route information Syntax display ospfv3 process id routing ipv6 address prefix length Views Any view Predefined user roles network admin network operator Parameters process id Specifies an OSPFv3 process by its ID in the range of 1 to 65535 ipv6 address prefix length Specifies an IPv6 address The ipv6 address argument specifies an IPv6 prefix The prefix length argument spe...

Page 378: ...tal Total number of routes Intra Area Number of intra area routes Inter Area Number of inter area routes ASE Number of external routes display ospfv3 statistics Use display ospfv3 statistics to display OSPFv3 statistics Syntax display ospfv3 process id statistics Views Any view Predefined user roles network admin network operator Parameters process id Specifies an OSPFv3 process by its ID in the r...

Page 379: ...14 Routes Statistics Type Count Intra Area 0 Inter Area 0 ASE NSSA 0 Table 89 Command output Field Description Packet Statistics Statistics of inbound and outbound packets Hello Hello packet DB Description DB description packet Ls Req Link state request packet Ls Upd Link state update packet Ls Ack Link state acknowledgement packet Local Originated LSAs Statistics Statistics of generated LSAs Rout...

Page 380: ...link Views Any view Predefined user roles network admin network operator Parameters process id Specifies an OSPFv3 process by its ID in the range of 1 to 65535 Usage guidelines If no OSPFv3 process is specified this command displays the OSPFv3 virtual link information for all OSPFv3 processes Examples Display OSPFv3 virtual link information Sysname display ospfv3 vlink OSPFv3 Process 1 with Router...

Page 381: ...ring on an ABR Use undo filter to remove the configuration Syntax filter acl6 number prefix list prefix list name route policy route policy name export import undo filter export import Default Inter Area Prefix LSAs are not filtered Views OSPFv3 area view Predefined user roles network admin Parameters acl6 number Specifies an IPv6 ACL by its number in the range of 2000 to 3999 to filter inbound ou...

Page 382: ...st name Specifies an IPv6 prefix list by its name a case sensitive string of 1 to 63 characters to filter redistributed routes by destination address protocol Filters routes redistributed from the specified routing protocol which can be bgp4 direct isisv6 ospfv3 ripng and static If no protocol is specified this command filters all redistributed routes process id Specifies a process by its ID in th...

Page 383: ...ospfv3 Sysname ospfv3 1 filter policy 3000 export filter policy import OSPFv3 view Use filter policy import to configure OSPFv3 to filter routes calculated using received LSAs Use undo filter policy import to restore the default Syntax filter policy acl6 number gateway prefix list name prefix list prefix list name gateway prefix list name gateway prefix list name route policy route policy name imp...

Page 384: ...nd filters only routes computed by OSPFv3 Routes that fail to pass the filter are not added to the routing table Examples Use IPv6 prefix list abc to filter received routes Sysname system view Sysname ipv6 prefix list abc permit 2002 1 64 Sysname ospfv3 Sysname ospfv3 1 filter policy prefix list abc import Configure IPv6 ACL 3000 to permit only route 2001 1 128 to pass Use ACL 3000 to filter recei...

Page 385: ... restart helper enable to enable the GR Helper capability for OSPFv3 Use undo graceful restart helper enable to disable the GR Helper capability for OSPFv3 Syntax graceful restart helper enable undo graceful restart helper enable Default The GR Helper capability for OSPFv3 is enabled Views OSPFv3 view Predefined user roles network admin Usage guidelines Upon receiving the Grace LSA the neighbors w...

Page 386: ...ines With GR Helper enabled when an LSA change on the GR Helper is detected the GR Helper device exits the GR Helper mode Examples Enable strict LSA checking for the GR Helper in OSPFv3 process 1 Sysname system view Sysname ospfv3 1 Sysname ospfv3 1 graceful restart helper strict lsa checking Related commands graceful restart helper enable graceful restart interval Use graceful restart interval to...

Page 387: ... is disabled Views OSPFv3 view Predefined user roles network admin Parameters protocol Redistributes routes from the specified routing protocol which can be bgp4 direct isisv6 ospfv3 ripng or static process id Specifies the process ID of a routing protocol in the range of 1 to 65536 It defaults to 1 This argument takes effect only when the protocol is isisv6 ospfv3 or ripng all processes Redistrib...

Page 388: ...t redistribute default routes The import route bgp4 command redistributes only EBGP routes The import route bgp4 allow ibgp command redistributes both EBGP and IBGP routes and might cause routing loops Therefore use it with caution Examples Configure OSPFv3 process 1 to redistribute routes from RIPng and specify the type as type 2 and cost as 50 Sysname system view Sysname ospfv3 Sysname ospfv3 1 ...

Page 389: ...ies the maximum OSPFv3 LSA generation interval in the range of 1 to 60 seconds minimum interval Specifies the minimum OSPFv3 LSA generation interval in the range of 10 to 60000 milliseconds The default is 0 which indicates that the minimum interval can be any value incremental interval Specifies the OSPFv3 LSA generation incremental interval in the range of 10 to 60000 milliseconds Usage guideline...

Page 390: ...3 does not perform load balancing Usage guidelines The value range for the maximum argument and the default setting depend on the max ecmp num command If you set the maximum number of ECMP routes to m by using the max ecmp num command the maximum argument in the maximum load balancing command is in the range of 1 to m and defaults to m Examples Configure the maximum number of ECMP routes as 2 Sysn...

Page 391: ...Sysname ospfv3 120 router id 1 1 1 1 ospfv3 area Use ospfv3 area to enable an OSPFv3 process and specify an area for on an interface Use undo ospfv3 area to disable an OSPFv3 process Syntax ospfv3 process id area area id instance instance id undo ospfv3 process id area area id instance instance id Default No OSPFv3 process is enabled on an interface Views Interface view Predefined user roles netwo...

Page 392: ...e guidelines BFD provides a mechanism to quickly detect the connectivity of links between OSPFv3 neighbors improving the convergence speed of OSPFv3 OSPFv3 uses BFD to implement bidirectional control detection Examples Enable BFD on VLAN interface 1 1 in instance 1 Sysname system view Sysname interface vlan interface 11 Sysname Vlan interface11 ospfv3 bfd enable instance 1 ospfv3 cost Use ospfv3 c...

Page 393: ...ter priority for an interface in an instance Use undo ospfv3 dr priority to restore the default Syntax ospfv3 dr priority priority instance instance id undo ospfv3 dr priority instance instance id Default An interface has a router ID of 1 Views Interface view Predefined user roles network admin Parameters priority Specifies a router priority in the range of 0 to 255 instance id Specifies an instan...

Page 394: ...that of the peer Examples Configure VLAN interface 10 that belongs to instance 1 to ignore MTU check during DD packet exchange Sysname system view Sysname interface vlan interface 10 Sysname Vlan interface10 ospfv3 mtu ignore instance 1 ospfv3 network type Use ospfv3 network type to set the network type for an OSPFv3 interface Use undo ospfv3 network type to restore the default Syntax ospfv3 netwo...

Page 395: ...NBMA If two routers are not directly connected configure the P2MP network type so that the two routers can exchange routing information through another router When the network type of an interface is NBMA or P2MP unicast you must use the peer command to specify the neighbor When the network type of an interface is P2MP unicast all OSPFv3 packets are unicast by the interface Examples Configure the ...

Page 396: ...address of its neighbor as FE80 1 1 1 1 Sysname system view Sysname interface vlan interface 10 Sysname Vlan interface10 ospfv3 peer fe80 1111 ospfv3 timer dead Use ospfv3 timer dead to configure the OSPFv3 neighbor dead time Use undo ospfv3 timer dead to restore the default Syntax ospfv3 timer dead seconds instance instance id undo ospfv3 timer dead instance instance id Default The OSPFv3 neighbo...

Page 397: ...A interfaces Views Interface view Predefined user roles network admin Parameters seconds Specifies the hello interval in the range of 1 to 65535 seconds instance id Specifies an instance by its ID in the range of 0 to 255 The default is 0 Usage guidelines The shorter the hello interval is the faster the topology converges and the more resources are consumed Make sure the hello interval on two neig...

Page 398: ...ust be at least four times the hello interval Examples Set the poll interval on VLAN interface 10 to 120 seconds Sysname system view Sysname interface vlan interface 10 Sysname Vlan interface10 ospfv3 timer poll 120 Related commands ospfv3 timer hello ospfv3 timer retransmit Use ospfv3 timer retransmit to configure the LSA retransmission interval for an interface Use undo ospfv3 timer retransmit t...

Page 399: ... ospfv3 trans delay to restore the default Syntax ospfv3 trans delay seconds instance instance id undo ospfv3 trans delay instance instance id Default The transmission delay is 1 second Views Interface view Predefined user roles network admin Parameters seconds Specifies the transmission delay in the range of 1 to 3600 seconds instance id Specifies an instance by its ID in the range of 0 to 255 Th...

Page 400: ... Specifies the preference of OSPFv3 in the range of 1 to 255 The smaller the value the higher the preference Usage guidelines If multiple routing protocols find multiple routes to the same destination the router uses the route found by the protocol with the highest preference Examples Set a preference of 150 for OSPFv3 routes Sysname system view Sysname OSPFv3 Sysname OSPFv3 1 preference 150 silen...

Page 401: ...ce vlan interface 10 Sysname ospfv3 100 quit Sysname ospfv3 200 Sysname ospfv3 200 router id 20 100 1 9 Sysname ospfv3 200 silent interface vlan interface 10 router id Use router id to configure a router ID Use undo router id to remove the configured router ID Syntax router id router id undo router id Default No router ID is configured Views OSPFv3 view Predefined user roles network admin Paramete...

Page 402: ...lculation interval in the range of 10 to 60000 milliseconds Usage guidelines Based on the LSDB an OSPFv3 router uses SPF to calculate a shortest path tree with itself being the root OSPFv3 uses the shortest path tree to determine the next hop to a destination By adjusting the SPF calculation interval you can prevent bandwidth and router resources from being over consumed due to frequent topology c...

Page 403: ...vertised in the area The stub area of this kind is also known as a totally stub area Usage guidelines To remove the no summary configuration on an ABR execute the stub command again to overwrite it To configure an area as a stub area issue the stub command on all routers attached to the area Examples Configure OSPFv3 area 1 as a stub area Sysname system view Sysname ospfv3 1 Sysname ospfv3 1 area ...

Page 404: ... of 1 to 3600 seconds The default is 1 Usage guidelines For a non backbone area without a direct connection to the backbone area or for a backbone area that cannot maintain connectivity you can use the vlink peer command to create logical links A virtual link can be considered as an interface with OSPFv3 enabled because parameters such as hello dead retransmit and trans delay are configured in the...

Page 405: ... admin network operator Parameters ipv6 address mask length Displays redistributed routes for the specified IPv6 address and mask length process id Displays redistributed routes for the IS IS process specified by its ID in the range of 1 to 65535 level 1 Displays IPv6 IS IS Level 1 route information level 2 Displays IPv6 IS IS Level 2 route information Usage guidelines If no IPv6 IS IS level is sp...

Page 406: ...xtCost External route cost Tag Tag value State Indicates whether the redistributed route is valid display isis route ipv6 Use display isis route ipv6 to display IPv6 IS IS route information Syntax display isis route ipv6 ipv6 address level 1 level 2 verbose process id Views Any view Predefined user roles network admin network operator Parameters ipv6 address Displays IPv6 IS IS route information w...

Page 407: ...o Rib L Advertised in LSPs U Up Down Bit Set Level 2 IPv6 Forwarding Table Destination 2001 1 PrefixLen 64 Flag Cost 20 Destination 2001 2 PrefixLen 64 Flag D L Cost 10 Next Hop Direct Interface Vlan1 Flags D Direct R Added to Rib L Advertised in LSPs U Up Down Bit Set Table 92 Command output Field Description Destination IPv6 destination prefix PrefixLen Length of the prefix Flag Flags Route flag...

Page 408: ...PV6 Dest 2001 2 64 Cost 10 Flag D L Admin Tag Src Count 2 NextHop Interface ExitIndex Direct Vlan1 0x00000000 Flags D Direct R Added to Rib L Advertised in LSPs U Up Down Bit Set Level 2 IPv6 Forwarding Table IPV6 Dest 2001 1 64 Cost 20 Flag Admin Tag Src Count 1 IPV6 Dest 2001 2 64 Cost 10 Flag D L Admin Tag Src Count 2 NextHop Interface ExitIndex Direct Vlan1 0x00000000 Flags D Direct R Added to...

Page 409: ...name undo ipv6 default route advertise Default No IPv6 IS IS default route is generated Views IS IS view Predefined user roles network admin Parameters level 1 Generates a default route for Level 1 level 1 2 Generates a default route for Level 1 2 level 2 Generates a default route for Level 2 route policy route policy name Specifies a routing policy by its name a case sensitive string of 1 to 63 c...

Page 410: ...ork admin Examples Create IS IS process 1 and enable IPv6 for the process Sysname system view Sysname isis 1 Sysname isis 1 network entity 10 0001 1010 1020 1030 00 Sysname isis 1 ipv6 enable ipv6 filter policy export Use ipv6 filter policy export to configure IPv6 IS IS to filter redistributed routes Use undo ipv6 filter policy export to remove the configuration Syntax ipv6 filter policy acl6 num...

Page 411: ...ocol is specified the command filters routes redistributed from the specified routing protocol To reference an advanced ACL with a number from 3000 to 3999 in the command or in the routing policy configure the ACL using one of the following methods To deny permit a route with the specified destination use the rule rule id deny permit ipv6 source sour sour prefix command To deny permit a route with...

Page 412: ...ge guidelines This command filters received routes Only routes that have not been filtered can be added into the routing table To reference an advanced ACL with a number from 3000 to 3999 in the command or in the routing policy configure the ACL using one of the following methods To deny permit a route with the specified destination use the rule rule id deny permit ipv6 source sour sour prefix com...

Page 413: ...ws IS IS view Predefined user roles network admin Parameters protocol Redistributes routes from the specified routing protocol which can be direct static ripng isisv6 bgp4 or ospfv3 process id Specifies a process by its ID in the range of 1 to 65535 It is available only when the protocol is ripng isisv6 or ospfv3 cost cost Specifies a cost for redistributed routes in the range of 0 to 4261412864 l...

Page 414: ... import route isisv6 level 1 into level 2 filter policy acl6 number prefix list prefix list name route policy route policy name tag tag undo ipv6 import route isisv6 level 1 into level 2 Default Route advertisement from Level 1 to Level 2 is enabled Views IS IS view Predefined user roles network admin Parameters filter policy Specifies a filtering policy acl6 number Specifies an IPv6 ACL by its nu...

Page 415: ...y acl6 number Specifies an IPv6 ACL by its number in the range of 2000 to 3999 prefix list prefix list name Specifies an IPv6 prefix list by its name a case sensitive string of 1 to 63 characters route policy route policy name Specifies a routing policy by its name a case sensitive string of 1 to 63 characters tag Specifies an administrative tag for marking redistributed routes in the range of 1 t...

Page 416: ...1000 ipv6 maximum load balancing Use ipv6 maximum load balancing to configure the maximum number of equal cost routes for load balancing Use undo ipv6 maximum load balancing to restore the default Syntax ipv6 maximum load balancing number undo ipv6 maximum load balancing Views IS IS view Predefined user roles network admin Parameters number Specifies the maximum number of equal cost routes Usage g...

Page 417: ...efined user roles network admin Parameters preference Specifies a preference for IPv6 IS IS in the range of 1 to 255 route policy route policy name Specifies a routing policy by its name a case sensitive string of 1 to 63 characters Usage guidelines If multiple dynamic routing protocols find routes to the same destination the route found by the protocol with the highest preference is selected as t...

Page 418: ...tributed to both Level 1 and Level 2 level 2 Summarize only the routes redistributed to Level 2 tag Specifies an administrative tag in the range of 1 to 4294967295 Usage guidelines If no level is specified the command applies to Level 2 You can summarize routes with the same next hop into a single route to reduce the size of the routing table as well as the size of the LSDB This command can summar...

Page 419: ...ble Default IPv6 is disabled for an IS IS process Views Interface view Predefined user roles network admin Parameters process id Specifies an IS IS process by its ID in the range of 1 to 65535 The default is 1 Examples Enable global IPv6 create IS IS routing process 1 enable IPv6 for the process and enable IPv6 for the process on VLAN interface 100 Sysname system view Sysname isis 1 Sysname isis 1...

Page 420: ...ongs to the public network ipv6 address Specifies the next hop IPv6 address direct Specifies that the next hop must be directly connected to take effect track track entry number Specifies a track entry by its name in the range of 1 to 1024 1 n Indicates that the argument before it can be entered up to n times The value of n is 2 Usage guidelines You can specify up to n next hops for a policy node ...

Page 421: ...ion about the specified policy Examples Display all IPv6 policy information Sysname display ipv6 policy based route Policy name aaa node 1 permit if match acl 2000 apply next hop 1000 1 Table 94 Command output Field Description node 1 permit The match mode of Node 1 is permit if match acl Matches IPv6 packets against IPv6 ACL apply next hop Specify a next hop for permitted IPv6 packets Related com...

Page 422: ...n for interface Vlan interface11 failed Policy name aaa node 0 deny Matched 0 node 1 permit if match acl 3999 Matched 0 node 2 permit if match acl 2000 apply next hop 1000 1 Matched 0 node 5 permit if match acl 3101 apply next hop 1000 1 Matched 0 Total matched 0 Sysname display ipv6 policy based route interface Vlan interface 11 slot 11 Policy based routing information for interface Vlan interfac...

Page 423: ...port and no resource can be displayed only when you specify the slot slot number or chassis chassis number slot slot number option for the command if match acl Matches IPv6 packets against the IPv6 ACL apply next hop Specify a next hop for permitted IPv6 packets Matched 0 no statistics resource Number of successful matches on the node no statistics resource indicates insufficient statistics resour...

Page 424: ... Predefined user roles network admin Parameters acl number Specifies an ACL by its number in the range of 2000 to 3999 The number range of a basic ACL is 2000 to 2999 and that of an advanced ACL is 3000 to 3999 Examples Configure Node 10 of policy aa to permit the packets matching ACL 2000 Sysname system view Sysname ipv6 policy based route aa permit node 10 Sysname pbr6 aa 10 if match acl 2000 ip...

Page 425: ...oute aaa Related commands display ipv6 policy based route setup ipv6 policy based route system view ipv6 policy based route system view Use ipv6 policy based route to create an IPv6 policy or policy node and enter IPv6 policy node view If the specified IPv6 policy node already exists the command directly places you into IPv6 policy node view Use undo ipv6 policy based route to remove an IPv6 polic...

Page 426: ...ter IPv6 policy node view Sysname system view Sysname ipv6 policy based route aaa permit node 10 Sysname pbr6 aaa 10 Related commands display ipv6 policy based route reset ipv6 policy based route statistics Use reset ipv6 policy based route statistics to clear IPv6 PBR statistics Syntax reset ipv6 policy based route statistics policy policy name Views User view Predefined user roles network admin ...

Page 427: ...nt before it can be entered up to 32 times replace Replaces the original AS numbers If this keyword is not specified the command adds the specified AS numbers before the original AS_PATH attribute Examples Configure node 10 in permit mode for routing policy policy1 to add AS number 200 before the original AS_PATH attribute of BGP routes matching AS path list 1 Sysname system view Sysname route pol...

Page 428: ...permit mode for routing policy policy1 to remove the COMMUNITY attributes specified in community list 1 from BGP routes Sysname system view Sysname route policy policy1 permit node 10 Sysname route policy policy1 10 apply comm list 1 delete Related commands ip community list apply community Use apply community to set a specified COMMUNITY attribute for BGP routes Use undo apply community to remove...

Page 429: ... cannot be advertised out of the AS or confederation but can be advertised to other sub ASs in the confederation no export subconfed Sets the NO_EXPORT_SUBCONFED community attribute for BGP routes Routes with this attribute cannot be advertised out of the local AS or to other sub ASs in the confederation additive Adds the specified COMMUNITY attribute to the original COMMUNITY attribute of BGP rou...

Page 430: ...iews Routing policy node view Predefined user roles network admin Parameters external Sets the cost type to IS IS external route internal Sets the cost type to IS IS internal route or sets the MED value for a matching BGP route to the IGP metric of the route s next hop type 1 Sets the cost type to OSPF Type 1 external route type 2 Sets the cost type to OSPF Type 2 external route Usage guidelines U...

Page 431: ... number for example 101 3 The AS number is in the range of 0 to 65535 and the self defined number is in the range of 0 to 4294967295 32 bit IP address A 16 bit self defined number for example 192 168 122 15 1 The self defined number is in the range of 0 to 65535 32 bit AS number A 16 bit self defined number for example 70000 3 The AS number is in the range of 65536 to 4294967295 and the self defin...

Page 432: ...name route policy policy1 permit node 10 Sysname route policy policy1 10 if match tag 8 Sysname route policy policy1 10 apply isis level 2 apply local preference Use apply local preference to set a local preference for BGP routes Use undo apply local preference to restore the default Syntax apply local preference preference undo apply local preference Default No local preference is set for BGP rou...

Page 433: ...ute to EGP The as number argument specifies an AS number in the range 1 to 4294967295 for EGP routes igp Sets the ORIGIN attribute to IGP incomplete Sets the ORIGIN attribute to UNKNOWN Examples Configure node 10 in permit mode for routing policy policy1 to set the ORIGIN attribute for routes matching AS path list 1 to IGP Sysname system view Sysname route policy policy1 permit node 10 Sysname rou...

Page 434: ...icy1 10 if match route type external type1or2 Sysname route policy policy1 10 apply preference 90 apply preferred value Use apply preferred value to set a preferred value for BGP routes Use undo apply preferred value to restore the default Syntax apply preferred value preferred value undo apply preferred value Default No preferred value is set for BGP routes Views Routing policy node view Predefin...

Page 435: ... node 10 in permit mode for routing policy policy1 to set a tag of 100 Sysname system view Sysname route policy policy1 permit node 10 Sysname route policy policy1 10 apply tag 100 continue Use continue to specify the next node to be matched Use undo continue to restore the default Syntax continue node number undo continue Default No next node is specified Views Routing policy node view Predefined...

Page 436: ...n AS path list by its number in the range of 1 to 256 Without this argument the command displays information about all BGP AS path lists Examples Display information about BGP AS path list 1 Sysname display ip as path 1 ListID Mode Expression 1 permit 2 Table 97 Command output Field Description ListID AS path list ID Mode Match mode permit deny Expression Regular expression used to match routes di...

Page 437: ...mation about all BGP community lists Sysname display ip community list Community List Basic aaa permit Community List Advanced bbb permit 3333 Table 98 Command output Field Description Community List Basic Basic community list Community List Advanced Advanced community list permit Match mode permit deny display ip extcommunity list Use display ip extcommunity list to display BGP extended community...

Page 438: ...ing policy information Syntax display route policy route policy name Views Any view Predefined user roles network admin network operator Parameters route policy name Specifies a routing policy by its name a case sensitive string of 1 to 63 characters Without this argument this command displays information about all routing policies Examples Display information about routing policy 1 Sysname displa...

Page 439: ...rs as path number 1 32 Specifies an AS path list by its number in the range of 1 to 256 1 32 indicates that the argument before it can be entered up to 32 times Examples Define AS path list 2 to permit BGP routes containing AS number 200 or 300 to pass Configure node 10 in permit mode for routing policy test to match AS path list 2 Sysname system view Sysname ip as path 2 permit _ 200 300 Sysname ...

Page 440: ...ase sensitive string of 1 to 63 characters that cannot comprise only numbers whole match Exactly matches the specified community list 1 32 Indicates that the argument before it can be entered up to 32 times Examples Configure community list 1 to permit BGP routes with community number 100 or 200 Then configure node 10 in permit mode for routing policy test to use community list 1 to match BGP rout...

Page 441: ...t comm list number 1 32 undo if match extcommunity ext comm list number 1 32 Default No match criterion is configured Views Routing policy node view Predefined user roles network admin Parameters ext comm list number 1 32 Specifies an extended community list by its number in the range of 1 to 199 1 32 indicates that the argument before it can be entered up to 32 times Examples Configure node 10 in...

Page 442: ...t can be entered up to 16 times Usage guidelines BGP does not support criteria for matching against the output interface of routing information Examples Configure node 10 in permit mode for routing policy policy1 to permit routes with the output interface VLAN interface 1 Sysname system view Sysname route policy policy1 permit node 10 Sysname route policy policy1 10 if match interface vlan interfa...

Page 443: ...e1 external type1or2 external type2 internal is is level 1 is is level 2 nssa external type1 nssa external type1or2 nssa external type2 Default No route type match criterion is configured Views Routing policy node view Predefined user roles network admin Parameters external type1 Matches OSPF Type 1 external routes external type1or2 Matches OSPF Type 1 and Type 2 external routes external type2 Mat...

Page 444: ...ue Specifies a tag in the range of 0 to 4294967295 Examples Configure node 10 in permit mode for routing policy policy1 to match RIP OSPF and IS IS routing information having a tag of 8 Sysname system view Sysname route policy policy1 permit node 10 Sysname route policy policy1 10 if match tag 8 ip as path Use ip as path to create an AS path list Use undo ip as path to remove an AS path list Synta...

Page 445: ...ose AS_PATH attribute starts with 10 Sysname system view Sysname ip as path 1 permit 10 Related commands apply as path display ip as path if match ip as path ip community list Use ip community list to configure a community list entry Use undo ip community list to remove a community list or entry Syntax ip community list basic comm list num basic basic comm list name deny permit community number 1 ...

Page 446: ... nn 1 32 Specifies a community number Both aa and nn are in the range of 0 to 65535 1 32 indicates that the argument before it can be entered up to 32 times internet Specifies the INTERNET community attribute Routes with this attribute can be advertised to all BGP peers By default all routes have this attribute no advertise Specifies the NO_ADVERTISE community attribute Routes with this attribute ...

Page 447: ... that the argument before it can be entered up to 32 times A route target has the following forms A 16 bit AS number A 32 bit self defined number for example 101 3 The AS number is in the range of 0 to 65535 and the self defined number is in the range of 0 to 4294967295 A 32 bit IP address A 16 bit self defined number for example 192 168 122 15 1 The self defined number is in the range of 0 to 655...

Page 448: ...he node in the range of 0 to 65535 A node with a smaller number is matched first Usage guidelines Use a routing policy to filter routing information A routing policy can contain several nodes and each node comprises a set of if match and apply clauses The if match clauses define the match criteria of the node and the apply clauses define the actions to be taken on packets matching the criteria The...

Page 449: ...ement FRR When the primary link fails FRR immediately directs packets to the backup link to minimize interruption time Examples Configure node 10 of routing policy policy1 to set the backup output interface VLAN interface 1 and backup next hop 193 1 1 8 for the route destined to 100 1 1 0 24 Sysname system view Sysname ip prefix list abc index 10 permit 100 1 1 0 24 Sysname route policy policy1 pe...

Page 450: ...utes matching AS path list 1 Sysname system view Sysname route policy policy1 permit node 10 Sysname route policy policy1 10 if match as path 1 Sysname route policy policy1 10 apply ip address next hop 193 1 1 8 display ip prefix list Use display ip prefix list to display IPv4 prefix list statistics Syntax display ip prefix list prefix list name Views Any view Predefined user roles network admin n...

Page 451: ...if match ip to remove the configuration Syntax if match ip address next hop route source acl acl number prefix list prefix list name undo if match ip address next hop route source acl prefix list Default No IPv4 prefix list match criterion is configured Views Routing policy node view Predefined user roles network admin Parameters address Matches the destination address of IPv4 routes next hop Matc...

Page 452: ... matching against the next item if not the route matches against the next item suppose the IPv4 prefix list has multiple items permit Specifies the permit mode If a route matches the item it passes the IPv4 prefix list If not it matches against the next item suppose the IPv4 prefix list has multiple items ip address mask length Specifies an IPv4 prefix and mask length The value range for the mask ...

Page 453: ...fix list statistics Syntax reset ip prefix list prefix list name Views User view Predefined user roles network admin Parameters prefix list name Specifies an IP prefix list by its name a case sensitive string of 1 to 63 characters Without this argument this command clears statistics for all IPv4 prefix lists Examples Clear the statistics for IPv4 prefix list abc Sysname reset ip prefix list abc Re...

Page 454: ...olicy1 10 if match as path 1 Sysname route policy policy1 10 apply ipv6 next hop 3ffe 506 1 display ipv6 prefix list Use display ipv6 prefix list to display IPv6 prefix list statistics Syntax display ipv6 prefix list prefix list name Views Any view Predefined user roles network admin network operator Parameters prefix list name Specifies an IPv6 prefix list by its name a case sensitive string of 1...

Page 455: ...if match ipv6 to remove the configuration Syntax if match ipv6 address next hop route source acl acl6 number prefix list prefix list name undo if match ipv6 address next hop route source acl prefix list Default No IPv6 prefix list match criterion is configured Views Routing policy node view Predefined user roles network admin Parameters address Matches the destination address of IPv6 routing infor...

Page 456: ...maller number is matched first deny Specifies the deny mode If a route matches the item the route is denied without matching against the next item if not the route matches against the next item suppose the IPv6 prefix list has multiple items permit Specifies the permit mode If a route matches the item it passes the IPv4 prefix list If not it matches against the next item suppose the IPv6 prefix li...

Page 457: ... 3FFE D00 32 and a prefix length greater than or equal to 32 bits Sysname system view Sysname ipv6 prefix list abc deny 3FFE D00 32 less equal 128 Related commands display ipv6 prefix list reset ipv6 prefix list reset ipv6 prefix list Use reset ipv6 prefix list to clear IPv6 prefix list statistics Syntax reset ipv6 prefix list prefix list name Views User view Predefined user roles network admin Pa...

Page 458: ...ing you will receive email notification of product enhancements new driver versions firmware updates and other product resources Related information Documents To find related documents browse to the Manuals page of the HP Business Support Center website http www hp com support manuals For related documentation navigate to the Networking section and select a networking category For a complete list ...

Page 459: ...eparated by vertical bars from which you select one choice multiple choices or none 1 n The argument or keyword and argument combination before the ampersand sign can be entered 1 to n times A line that starts with a pound sign is comments GUI conventions Convention Description Boldface Window names button names field names and menu items are in bold text For example the New User window appears cl...

Page 460: ... 2 features Represents an access controller a unified wired WLAN module or the switching engine on a unified wired WLAN switch Represents an access point Represents a security product such as a firewall a UTM or a load balancing or security card that is installed in a device Represents a security card such as a firewall card a load balancing card or a NetStream card Port numbering in examples The ...

Page 461: ...ation 201 bgp 202 C checkzero 331 checkzero 30 circuit cost 135 compare different as med 203 confederation id 204 confederation nonstandard 205 confederation peer as 205 continue 424 cost style 136 D dampening 206 default 64 default cost 30 default cost 331 default local preference 208 default med 209 default cost OSPF area view 64 default cost OSPFv3 area view 351 default route 31 default route i...

Page 462: ...g table 12 display ipv6 routing table acl 15 display ipv6 routing table ipv6 address 17 display ipv6 routing table prefix list 19 display ipv6 routing table protocol 20 display ipv6 routing table statistics 22 display isis brief 138 display isis graceful restart status 139 display isis interface 141 display isis lsdb 143 display isis name table 146 display isis peer 147 display isis redistribute 1...

Page 463: ...aceful restart t2 162 graceful restart t3 163 graceful restart timer restart 254 graceful restart timer wait for rib 254 group 255 H host advertise 101 host route 41 I if match acl 324 if match acl 413 if match as path 428 if match community 428 if match cost 429 if match extcommunity 430 if match interface 431 if match ip 440 if match ipv6 444 if match local preference 431 if match route type 432...

Page 464: ...al 105 lsdb overflow limit 106 lsp fragments extend 183 lsp length originate 184 lsp length receive 184 M max ecmp num 23 maximum load balancing 339 maximum load balancing 43 maximum load balancing IS IS view 185 maximum load balancing OSPF view 107 maximum load balancing OSPFv3 view 379 N network 262 network 44 network OSPF area view 107 network short cut 264 network entity 185 nssa 108 O opaque ...

Page 465: ...87 R reflect between clients 305 reflector cluster id 306 refresh bgp ipv4 unicast 308 refresh bgp ipv6 unicast 309 reset bgp all 310 reset bgp dampening ipv4 unicast 310 reset bgp dampening ipv6 unicast 31 1 reset bgp flap info ipv4 unicast 312 reset bgp flap info ipv6 unicast 313 reset bgp ipv4 unicast 313 reset bgp ipv6 unicast 314 reset ip policy based route statistics 326 reset ip prefix list...

Page 466: ...ap enable ospf 125 spf schedule interval 391 spf schedule interval 127 stub OSPF area view 128 stub OSPFv3 area view 392 stub router 129 Subscription service 447 summary 56 summary IS IS view 190 summary automatic 317 T timer 317 timer lsp generation 191 timer lsp max age 192 timer lsp refresh 192 timer spf 193 timers 347 timers 57 transmit pacing 130 V validate source address 58 version 59 virtua...

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