Configuring ospf network management, Verifying the configuration – H3C Technologies H3C S12500-X Series Switches User Manual
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[SwitchD] bfd echo-source-ip 4.4.4.4
[SwitchD] ospf 1
[SwitchD-ospf-1] fast-reroute lfa
[SwitchD-ospf-1] quit
{
(Method 2.) Enable OSPF FRR to designate a backup next hop by using a routing policy.
# Configure Switch S.
[SwitchS] bfd echo-source-ip 1.1.1.1
[SwitchS] ip prefix-list abc index 10 permit 4.4.4.4 32
[SwitchS] route-policy frr permit node 10
[SwitchS-route-policy-frr-10] if-match ip address prefix-list abc
[SwitchS-route-policy-frr-10] apply fast-reroute backup-interface vlan-interface
100 backup-nexthop 12.12.12.2
[SwitchS-route-policy-frr-10] quit
[SwitchS] ospf 1
[SwitchS-ospf-1] fast-reroute route-policy frr
[SwitchS-ospf-1] quit
# Configure Switch D.
[SwitchD] bfd echo-source-ip 4.4.4.4
[SwitchD] ip prefix-list abc index 10 permit 1.1.1.1 32
[SwitchD] route-policy frr permit node 10
[SwitchD-route-policy-frr-10] if-match ip address prefix-list abc
[SwitchD-route-policy-frr-10] apply fast-reroute backup-interface vlan-interface
101 backup-nexthop 24.24.24.2
[SwitchD-route-policy-frr-10] quit
[SwitchD] ospf 1
[SwitchD-ospf-1] fast-reroute route-policy frr
[SwitchD-ospf-1] quit
525B
Verifying the configuration
# Display route 4.4.4.4/32 on Switch S to view the backup next hop information.
[SwitchS] display ip routing-table 4.4.4.4 verbose
Summary Count : 1
Destination: 4.4.4.4/32
Protocol: OSPF Process ID: 1
SubProtID: 0x1 Age: 04h20m37s
Cost: 1 Preference: 10
Tag: 0 State: Active Adv
OrigTblID: 0x0 OrigVrf: default-vrf
TableID: 0x2 OrigAs: 0
NBRID: 0x26000002 LastAs: 0
AttrID: 0xffffffff Neighbor: 0.0.0.0
Flags: 0x1008c OrigNextHop: 13.13.13.2
Label: NULL RealNextHop: 13.13.13.2