364
[SwitchA-bgp-default] quit
# On Switch D, create routing policy frr to set a backup next hop 2002::1 (Switch C) for the route
destined for 1::/64.
<SwitchD> system-view
[SwitchD] ipv6 prefix-list abc index 10 permit 1:: 64
[SwitchD] route-policy frr permit node 10
[SwitchD-route-policy] if-match ipv6 address prefix-list abc
[SwitchD-route-policy] apply ipv6 fast-reroute backup-nexthop 2002::1
[SwitchD-route-policy] quit
# Apply the routing policy to BGP FRR for BGP IPv6 unicast address family.
[SwitchD] bgp 200
[SwitchD-bgp-default] address-family ipv6 unicast
[SwitchD-bgp-default-ipv6] fast-reroute route-policy frr
[SwitchD-bgp-default-ipv6] quit
[SwitchD-bgp-default] quit
Verifying the configuration
# Display detailed information about the route to 4::/64 on Switch A. The output shows the backup
next hop for the route.
[SwitchA] display ipv6 routing-table 4:: 64 verbose
Summary count : 1
Destination: 4::/64
Protocol: BGP4+ Process ID: 0
SubProtID: 0x2 Age: 00h00m58s
Cost: 0 Preference: 255
IpPre: N/A QosLocalID: N/A
Tag: 0 State: Active Adv
OrigTblID: 0x0 OrigVrf: default-vrf
TableID: 0xa OrigAs: 200
NibID: 0x25000003 LastAs: 200
AttrID: 0x3 Neighbor: 3001::2
Flags: 0x10060 OrigNextHop: 3001::2
Label: NULL RealNextHop: 3001::2
BkLabel: NULL BkNextHop: 2001::2
Tunnel ID: Invalid Interface: Vlan-interface 100
BkTunnel ID: Invalid BkInterface: Vlan-interface 200
FtnIndex: 0x0
# Display detailed information about the route to 1::/64 on Switch D. The output shows the backup
next hop for the route.
[SwitchD] display ipv6 routing-table 1:: 64 verbose
Summary count : 1
Destination: 1::/64
Protocol: BGP4+ Process ID: 0
SubProtID: 0x1 Age: 00h03m24s
Cost: 0 Preference: 255
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