H3C S12500 Series Configuration Manual Download

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H3C S12500 Series Routing Switches

EVI Configuration Guide

Hangzhou H3C Technologies Co., Ltd.
http://www.h3c.com

Software version: S12500-CMW710-R7128
Document version: 6W710-20121130

Summary of Contents for S12500 Series

Page 1: ...H3C S12500 Series Routing Switches EVI Configuration Guide Hangzhou H3C Technologies Co Ltd http www h3c com Software version S12500 CMW710 R7128 Document version 6W710 20121130...

Page 2: ...re Secware Storware NQA VVG V2 G Vn G PSPT XGbus N Bus TiGem InnoVision and HUASAN are trademarks of Hangzhou H3C Technologies Co Ltd All other trademarks that may be mentioned in this manual are the...

Page 3: ...S12500 documentation set Obtaining documentation Technical support Documentation feedback Audience This documentation is intended for Network planners Field technical support and servicing engineers N...

Page 4: ...t if not understood or followed can result in data loss data corruption or damage to hardware or software IMPORTANT An alert that calls attention to essential information NOTE An alert that contains a...

Page 5: ...tions Software configuration Configuration guides Describe software features and configuration procedures Command references Provide a quick reference to all available commands Operations and maintena...

Page 6: ...Technical support service h3c com http www h3c com Documentation feedback You can e mail your comments about product documentation to info h3c com We appreciate your comments...

Page 7: ...I on transport facing physical interfaces 12 Tuning EVI IS IS parameters 13 EVI IS IS configuration task list 13 Configuring an EVI IS IS process 13 Optimizing an EVI IS IS network 14 Configuring grac...

Page 8: ...addresses so their movements are transparent to users and do not interrupt traffic Figure 1 Virtual machine migration Layer 2 connectivity extension issues EVI resolves the following Layer 2 connectiv...

Page 9: ...dge devices without changing the forwarding or routing information within the sites or the transport network Figure 2 EVI network EVI supports multiple EVI networks on an edge device for extending dif...

Page 10: ...uely identified by a pair of source and destination EVI tunnel IP addresses EVI tunnel An EVI tunnel is a point to many automatic GRE tunnel that conveys EVI links for an EVI network One EVI tunnel ca...

Page 11: ...ct an edge device to switches or routers in the site Working mechanism An edge device uses the following process to set up an EVI network and forward traffic at Layer 2 to remote sites 1 Runs ENDP to...

Page 12: ...e MAC addresses which are learned in the control plane Unicast flow For intra site unicast flows an edge device performs the typical MAC address table lookup as shown in Figure 4 Figure 4 Layer 2 forw...

Page 13: ...were Ethernet interfaces In an extended VLAN each edge device tunnels IGMP MLD and PIM protocol packets to all its remote edge devices and the remote edge devices flood the packets in the VLAN For a s...

Page 14: ...ys For the hosts in an extended VLAN at a site their Layer 3 gateway must be on the edge device at the local site rather than a remote site ARP flooding suppression ARP flooding suppression reduces AR...

Page 15: ...cast or multicast frame out of an EVI tunnel interface This feature is designed for special multicast addresses that require flooding across sites and cannot be added to a multicast forwarding table b...

Page 16: ...ated You can tune EVI IS IS parameters for optimizing network performance Optional Enabling EVI ARP flooding suppression Perform this task to reduce ARP request broadcasts on an EVI network Optional E...

Page 17: ...nel 4 Configure the EVI link keepalive interval and the maximum number of keepalive transmissions keepalive seconds times By default a keepalive packet is sent every five seconds and the maximum numbe...

Page 18: ...idelines You can configure up to two ENDSs on an EVI tunnel interface for redundancy These two ENDSs work separately The failure of one ENDS does not affect the neighbor discovery and EVI link mainten...

Page 19: ...enabled on the EVI tunnel interface you can use this command to specify only one more ENDS If ENDS is disabled you can repeat this command to specify up to two ENDSs ENDS address is the tunnel source...

Page 20: ...e fast EVI link failure detection set appropriate MAC reachability information update interval and control the volume of LSP and CSNP traffic on an EVI network Configuring graceful restart for an EVI...

Page 21: ...s 1 Enter system view system view N A 2 Enter tunnel interface view interface tunnel number mode evi N A 3 Configure the EVI IS IS hello interval evi isis timer hello seconds The default hello interva...

Page 22: ...timer csnp command to change the synchronization interval The edge device with higher DED priority is more likely to be elected as the DED If two edge devices have the same DED priority the device wi...

Page 23: ...nfiguring the maximum LSP lifetime EVI edge devices add a lifetime in each LSP they have advertised and update LSPs regularly or when MAC reachability information changes If an edge device does not re...

Page 24: ...em view system view N A 2 Enter EVI IS IS view evi isis process id N A 3 Enable adjacency change logging log peer change enable By default adjacency change logging is enabled Configuring graceful rest...

Page 25: ...tual system represents an increase of 55 x 210 MAC reachability information entries If n virtual systems are created the maximum number of MAC address entries in an LSP is n 1 x 55 x 210 To configure...

Page 26: ...icast address that requires flooding across sites and cannot be added to a multicast forwarding table by IGMP snooping enable selective flooding for it To enable selective flooding for a MAC address S...

Page 27: ...vi isis graceful restart status process id Display remote MAC addresses in standalone mode display evi mac address interface tunnel interface number vlan vlan id slot slot number count display evi mac...

Page 28: ...nel source interface VLAN interface 10 in this example and assign the transport facing physical interface GigabitEthernet 3 0 1 to the VLAN SwitchA system view SwitchA vlan 10 SwitchA vlan10 port giga...

Page 29: ...f the EVI tunnel interface to 1 SwitchB Tunnel0 evi network id 1 Specify the IP address of VLAN interface 10 as the source IP of the EVI tunnel SwitchB Tunnel0 source 1 1 2 1 Set the tunnel keepalive...

Page 30: ...the configuration 1 Verify the configuration on Switch A Display information about the EVI tunnel interface SwitchA display interface tunnel 0 Tunnel0 Current state UP Line protocol state UP Descript...

Page 31: ...0002 2012 01 01 12 12 12 13 Up 1 1 3 1 000F 0001 0003 2012 01 01 12 12 12 12 Up 2 Verify the configuration on Switch B Display information about the EVI tunnel interface SwitchB display interface tunn...

Page 32: ...ng of counters Never Last 300 seconds input rate 0 bytes sec 0 bits sec 0 packets sec Last 300 seconds output rate 0 bytes sec 0 bits sec 0 packets sec Input 0 packets 0 bytes 0 drops Output 0 packets...

Page 33: ...e EVI tunnel source interface for all EVI tunnels VLAN interface 10 in this example and assign the transport facing physical interface GigabitEthernet 3 0 1 to the VLAN Site4 system view Site4 vlan 10...

Page 34: ...ssign the transport facing physical interface GigabitEthernet 3 0 1 to the VLAN Site1 system view Site1 vlan 10 Site1 vlan10 port gigabitethernet 3 0 1 Site1 vlan10 quit Site1 interface vlan interface...

Page 35: ...pire Created Time 172 16 1 1 000F 0001 0001 19 2011 01 01 00 19 31 172 16 2 1 000F 0001 0002 25 2011 01 01 00 00 43 172 16 3 1 000F 0001 0003 15 2011 01 01 01 00 46 172 16 4 1 000F 0001 0004 20 2011 0...

Page 36: ...ansport facing physical interface GigabitEthernet 3 0 1 to the VLAN SwitchA system view SwitchA vlan 10 SwitchA vlan10 port gigabitethernet 3 0 1 SwitchA vlan10 quit SwitchA interface vlan interface 1...

Page 37: ...3 0 2 to gigabitethernet 3 0 3 SwitchA vlan100 igmp snooping enable SwitchA vlan100 quit 3 Configure Switch B Configure the EVI tunnel source interface VLAN interface 10 in this example and assign th...

Page 38: ...snooping forwarding entries SwitchA display igmp snooping group Total 1 entries VLAN 100 Total 1 entries 0 0 0 0 228 8 8 8 Host slots 0 in total Host ports 1 in total ELNK0 00 04 01 2 On Switch B Disp...

Page 39: ...00H9 D Displaying and maintaining EVI 101H19 E Enabling EVI ARP flooding suppression 102H18 Enabling selective flooding for a MAC address 103H19 EVI configuration examples 104H20 EVI configuration tas...

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