Cisco NCS 5500 Series

Configure a specific LC (or LCs) to host BLB sessions. The BLB sessions and bundle member links need not
be configured on the same LC. For example, you can configure the bundle member links on LC slot 2 and
slot 3 while you configure BLB sessions to be hosted on LC slot 5.
Router(config)# bfd
Router(config-bfd)# multipath include location 0/6/CPU0
Router(config-bfd)# multipath include location 0/2/CPU0
Running Configuration
This section shows the BFD over logical bundle configuration.
interface Bundle-Ether2.1
ipv4 address 10.1.1.1 255.255.255.0
encapsulation dot1q 1
!
router static
address-family ipv4 unicast
10.158.3.13/32 10.1.1.2 bfd fast-detect minimum-interval 300 multiplier 3
!
!
router isis cybi
interface Bundle-Ether2.1
bfd minimum-interval 300
bfd multiplier 3
bfd fast-detect ipv4
address-family ipv4 unicast
!
!
!
router ospf cybi
area 0
interface Bundle-Ether2.1
bfd fast-detect
bfd minimum-interval 300
bfd multiplier 3
!
!
!
bfd
multipath include location 0/6/CPU0
multipath include location 0/2/CPU0
!
router bgp 4787
neighbor 10.158.1.1
remote-as 4787
update-source Bundle-Ether 2.1
bfd fast-detect
bfd minimum-interval 300
bfd multiplier 3
address-family ipv4 unicast
route-policy PASS-ALL in
route-policy PASS-ALL out
!
!
Routing Configuration Guide for Cisco NCS 5500 Series Routers, IOS XR Release 6.3.x
224
Implementing BFD
Running Configuration