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BigIron RX Series Configuration Guide
53-1001810-01
Configuring IP parameters
7
NOTE
The encapsulated packets sent on a GRE tunnel have the DF bit set. Setting a GRE tunnel MTU to
be greater than 1476 will cause the encapsulated packet to be greater than 1500 bytes. This may
cause the transit routers to drop the encapsulated packet if that transit router's IP MTU is 1500
bytes (a typical default MTU value) since transit routers can not fragment a GRE packet.
Configuring a GRE IP tunnel
To configure a GRE IP Tunnel, the following parameters must be configured:
•
Tunnel interface
•
Source Address for the Tunnel
•
Destination address for the Tunnel
•
GRE Encapsulation
•
Loopback address for the Tunnel (required for de-encapsulation)
•
IP address for the Tunnel
NOTE
Sustained rates of small packet sizes may affect the ability of a 10 gigabit Ethernet port to maintain
line rate GRE encapsulation and de-encapsulation performance.
Configuring a tunnel interface
To configure a tunnel interface, use a the following command.
BigIron RX
(config)# interface tunnel 1
BigIron RX
(config-tnif-1)
Syntax: interface tunnel <tunnel-number>
The
<tunnel-number>
variable is numerical value that identifies the tunnel being configured.
Configuring a source address for a tunnel interface
To configure a source address for a specific tunnel interface, enter the following command.
BigIron RX
(config)# interface tunnel 1
BigIron RX
(config-tnif-1)tunnel source 35.0.8.108
Syntax: tunnel source
<ip-address
>
The
<ip-address>
variable is source IP address being configured for the specified tunnel.
Configuring a destination address for a tunnel interface
To configure a destination address for a specific tunnel interface, enter the following command.
BigIron RX
(config)# interface tunnel 1
BigIron RX
(config-tnif-1)tunnel destination 131.108.5.2
Syntax: tunnel destination
<ip-address>
The
<ip-address>
variable is destination IP address being configured for the specified tunnel.
Summary of Contents for Brocade DCX
Page 40: ...xl BigIron RX Series Configuration Guide 53 1001810 01 ...
Page 72: ...lxxii BigIron RX Series Configuration Guide 53 1001810 01 ...
Page 88: ...16 BigIron RX Series Configuration Guide 53 1001810 01 Searching and filtering output 1 ...
Page 300: ...228 BigIron RX Series Configuration Guide 53 1001810 01 Displaying IP information 7 ...
Page 318: ...246 BigIron RX Series Configuration Guide 53 1001810 01 Deploying a LAG 8 ...
Page 418: ...346 BigIron RX Series Configuration Guide 53 1001810 01 SuperSpan 12 ...
Page 482: ...410 BigIron RX Series Configuration Guide 53 1001810 01 MRP CLI example 14 ...
Page 506: ...434 BigIron RX Series Configuration Guide 53 1001810 01 Displaying VSRP information 15 ...
Page 582: ...510 BigIron RX Series Configuration Guide 53 1001810 01 Viewing Layer 2 ACLs 20 ...
Page 634: ...562 BigIron RX Series Configuration Guide 53 1001810 01 Troubleshooting ACLs 21 ...
Page 642: ...570 BigIron RX Series Configuration Guide 53 1001810 01 Trunk formation 22 ...
Page 746: ...674 BigIron RX Series Configuration Guide 53 1001810 01 Displaying RIP filters 24 ...
Page 808: ...736 BigIron RX Series Configuration Guide 53 1001810 01 Displaying OSPF information 25 ...
Page 938: ...866 BigIron RX Series Configuration Guide 53 1001810 01 Displaying MBGP information 27 ...
Page 950: ...878 BigIron RX Series Configuration Guide 53 1001810 01 Using secure copy 28 ...
Page 988: ...916 BigIron RX Series Configuration Guide 53 1001810 01 Clearing IS IS information 29 ...
Page 1054: ...982 BigIron RX Series Configuration Guide 53 1001810 01 Sample 802 1x configurations 33 ...
Page 1108: ...1036 BigIron RX Series Configuration Guide 53 1001810 01 sFlow 39 ...
Page 1190: ...1118 BigIron RX Series Configuration Guide 53 1001810 01 Displaying RIPng information 44 ...
Page 1270: ...1198 BigIron RX Series Configuration Guide 53 1001810 01 Displaying ACLs 47 ...
Page 1310: ...1238 BigIron RX Series Configuration Guide 53 1001810 01 Displaying OSPFv3 information 48 ...
Page 1382: ...1310 BigIron RX Series Configuration Guide 53 1001810 01 Commands That Require a Reload D ...
Page 1435: ...BigIron RX Series Configuration Guide 1363 53 1001810 01 VSRP E ...
Page 1436: ...1364 BigIron RX Series Configuration Guide 53 1001810 01 VSRP E ...