300
[SwitchA-bgp] peer 2001::3 as-number 200
[SwitchA-bgp] address-family ipv6
[SwitchA-bgp-ipv6] peer 3001::3 enable
[SwitchA-bgp-ipv6] peer 2001::3 enable
[SwitchA-bgp-ipv6] quit
# Create IPv6 ACL 2000 to permit 1200::0/64 to pass.
[SwitchA] acl ipv6 number 2000
[SwitchA-acl6-basic-2000] rule permit source 1200:: 64
[SwitchA-acl6-basic-2000] quit
# Create two route policies, apply_med_50 and apply_med_100. Policy apply_med_50 sets
the MED for route 1200::0/64 to 50. Policy apply_med_100 sets that to 100.
[SwitchA] route-policy apply_med_50 permit node 10
[SwitchA-route-policy-apply_med_50-10] if-match ipv6 address acl 2000
[SwitchA-route-policy-apply_med_50-10] apply cost 50
[SwitchA-route-policy-apply_med_50-10] quit
[SwitchA] route-policy apply_med_100 permit node 10
[SwitchA-route-policy-apply_med_100-10] if-match ipv6 address acl 2000
[SwitchA-route-policy-apply_med_100-10] apply cost 100
[SwitchA-route-policy-apply_med_100-10] quit
# Apply routing policy apply_med_50 to routes outgoing to peer 3001::3, and apply routing
policy apply_med_100 to routes outgoing to peer 2001::3.
[SwitchA] bgp 200
[SwitchA-bgp] address-family ipv6 unicast
[SwitchA-bgp-ipv6] peer 3001::3 route-policy apply_med_50 export
[SwitchA-bgp-ipv6] peer 2001::3 route-policy apply_med_100 export
[SwitchA-bgp-ipv6] quit
# Enable BFD for peer 3001::3.
[SwitchA-bgp] peer 3001::3 bfd
[SwitchA-bgp] quit
4. Configure IPv6 BGP on Switch C:
# Establish two IBGP connections to Switch A.
<SwitchC> system-view
[SwitchC] bgp 200
[SwitchC-bgp] router-id 3.3.3.3
[SwitchC-bgp] peer 3000::1 as-number 200
[SwitchC-bgp] peer 2000::1 as-number 200
[SwitchC-bgp] address-family ipv6
[SwitchC-bgp-ipv6] peer 3000::1 enable
[SwitchC-bgp-ipv6] peer 2000::1 enable
[SwitchC-bgp-ipv6] quit
# Enable BFD for peer 3001::1.
[SwitchC-bgp] peer 3000::1 bfd
[SwitchC-bgp] quit
[SwitchC] quit
Verifying the configuration
# Display detailed BFD session information on Switch C.
<SwitchC> display bfd session verbose
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