Cisco CRS Configuration Manual page 240

Protecting MPLS Tunnels with Fast Reroute
DETAILED STEPS
Command or Action
Step 1
configure
Example:
RP/0/RP0/CPU0:router# configure
Step 2 interface tunnel-te tunnel-id
Example:
RP/0/RP0/CPU0:router# interface tunnel-te 1
Step 3 fast-reroute
Example:
RP/0/RP0/CPU0:router(config-if)# fast-reroute
Step 4
exit
Example:
RP/0/RP0/CPU0:router(config-if)# exit
Step 5
mpls traffic-eng
Example:
RP/0/RP0/CPU0:router(config)# mpls traffic-eng
RP/0/RP0/CPU0:router(config-mpls-te)#
Step 6 interface type interface-path-id
Example:
RP/0/RP0/CPU0:router(config-mpls-te)# interface
pos0/6/0/0
RP/0/RP0/CPU0:router(config-mpls-te-if)#
Step 7 backup-path tunnel-te tunnel-number
Example:
RP/0/RP0/CPU0:router(config-mpls-te-if)#
backup-path tunnel-te 2
Cisco IOS XR MPLS Configuration Guide for the Cisco CRS Router, Release 5.1.x
222
Implementing MPLS Traffic Engineering
Purpose
Enters global configuration mode.
Configures an MPLS-TE tunnel interface.
Enables fast reroute.
Exits the current configuration mode.
Enters MPLS-TE configuration mode.
Enables traffic engineering on a particular interface on the
originating node.
Sets the backup path to the backup tunnel.