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Cisco ASR 901 Series Aggregation Services Router Software Configuration Guide
OL-23826-09
Chapter32 IPv6 Support on the Cisco ASR 901 Router
How to Configure IPv6 Support on the Cisco ASR 901 Router
Configuring BFDv6 for BGP
SUMMARY STEPS
1. enable
2. configure terminal
3. router bgp as-tag
4. neighbor ip-address fall-over bfd
5. exit
DETAILED STEPS
Step 4
bfd all-interfaces
Example:
Router(config-rtr)# bfd all-interfaces
Enables BFD for all interfaces participating in the routing
process
Step 5
end
Example:
Router(config-rtr)# end
Enter this command twice to go to privileged EXEC mode.
Command or Action Purpose
Command or Action Purpose
Step 1
enable
Example:
Router> enable
Enables privileged EXEC mode.
• Enter your password if prompted.
Step 2
configure terminal
Example:
Router# configure terminal
Enters global configuration mode.
Step 3
router bgp
as-tag
Example:
Router(config)# router bgp 4500
Specifies a BGP process and enter router configuration
mode.
• as-tag—Number of an autonomous system that
identifies the router to other BGP routers and tags the
routing information that is passed along. The range is
from 1 to 65535.
Step 4
neighbor
ip-address
fall-over bfd
Example:
Router(config-router)# neighbor 10.0.0.1
fall-over bfd
Enables support for BFD failover.
• ip-address—IPv4 or IPv6 address of a BGP neighbor.
• bfd—Enables BFD protocol support for fallover.