HP FlexFabric 12900E Series Configuration Manual page 344
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Also See for FlexFabric 12900E Series:
- Installation manual (152 pages) ,
- Command reference manual (213 pages)
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[SwitchD-bgp-default-ipv4] network 4.4.4.4 32
4.
Configure preferred values so Link B is used to forward traffic between Switch A and Switch D:
# Configure Switch A to set the preferred value to 100 for routes received from Switch B.
[SwitchA-bgp-default-ipv4] peer 10.1.1.2 preferred-value 100
[SwitchA-bgp-default-ipv4] quit
[SwitchA-bgp-default] quit
# Configure Switch D to set the preferred value to 100 for routes received from Switch B.
[SwitchD-bgp-default-ipv4] peer 2.2.2.2 preferred-value 100
[SwitchD-bgp-default-ipv4] quit
[SwitchD-bgp-default] quit
5.
Configure BGP FRR:
# On Switch A, set the source address of BFD echo packets to 11.1.1.1.
[SwitchA] bfd echo-source-ip 11.1.1.1
# Create routing policy frr to set a backup next hop 30.1.1.3 (Switch C) for the route destined for
4.4.4.4/32.
[SwitchA] ip prefix-list abc index 10 permit 4.4.4.4 32
[SwitchA] route-policy frr permit node 10
[SwitchA-route-policy] if-match ip address prefix-list abc
[SwitchA-route-policy] apply fast-reroute backup-nexthop 30.1.1.3
[SwitchA-route-policy] quit
# Use echo-mode BFD to detect the connectivity to Switch D.
[SwitchA] bgp 100
[SwitchA-bgp-default] primary-path-detect bfd echo
# Apply the routing policy to BGP FRR for BGP IPv4 unicast address family.
[SwitchA-bgp-default] address-family ipv4 unicast
[SwitchA-bgp-default-ipv4] fast-reroute route-policy frr
[SwitchA-bgp-default-ipv4] quit
[SwitchA-bgp-default] quit
# On Switch D, set the source address of BFD echo packets to 44.1.1.1.
[SwitchD] bfd echo-source-ip 44.1.1.1
# Create routing policy frr to set a backup next hop 3.3.3.3 (Switch C) for the route destined for
1.1.1.1/32.
[SwitchD] ip prefix-list abc index 10 permit 1.1.1.1 32
[SwitchD] route-policy frr permit node 10
[SwitchD-route-policy] if-match ip address prefix-list abc
[SwitchD-route-policy] apply fast-reroute backup-nexthop 3.3.3.3
[SwitchD-route-policy] quit
# Use echo-mode BFD to detect the connectivity to Switch A.
[SwitchD] bgp 200
[SwitchD-bgp-default] primary-path-detect bfd echo
# Apply the routing policy to BGP FRR for BGP IPv4 unicast address family.
[SwitchD-bgp-default] address-family ipv4 unicast
[SwitchD-bgp-default-ipv4] fast-reroute route-policy frr
[SwitchD-bgp-default-ipv4] quit
[SwitchD-bgp-default] quit
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Troubleshooting
