Configuration procedure

Configuring static route FRR by specifying a backup next hop

Step

Command

Remarks

1. Enter system view.

system-view

N/A

2. Configure the source address of BFD echo packets.

bfd echo-source-ip ip-address

By default, the source address of BFD echo packets is not configured.

For more information about this command, see High Availability Command Reference.

3. Configure static route FRR.

Method 1:ip route-static dest-address { mask-length | mask } interface-type interface-number [ next-hop-address [ backup-interface interface-type interface-number [ backup-nexthop backup-nexthop-address ] ] ] [ permanent ]
Method 2:ip route-static vpn-instance s-vpn-instance-name dest-address { mask-length | mask } interface-type interface-number [ next-hop-address [ backup-interface interface-type interface-number [ backup-nexthop backup-nexthop-address ] ] ] [ permanent ]

By default, static route FRR is not configured.

Configuring static route FRR to automatically select a backup next hop

Step

Command

Remarks

1. Enter system view.

system-view

N/A

2. Configure the source address of BFD echo packets.

bfd echo-source-ip ip-address

By default, the source address of BFD echo packets is not configured.

For more information about this command, see High Availability Command Reference.

3. Configure static route FRR to automatically select a backup next hop.

ip route-static fast-reroute auto

By default, static route FRR is disabled.

Enabling BFD echo packet mode for static route FRR

By default, static route FRR does not use BFD to detect primary link failures. Perform this task to enable static route FRR to use BFD echo packet mode for fast failure detection on the primary link.

To enable BFD echo packet mode for static route FRR:

Step	Command	Remarks
1. Enter system view.	system-view	N/A
2. Configure the source IP address of BFD echo packets.	bfd echo-source-ip ip-address	By default, the source IP address of BFD echo packets is not configured.
3. Enable BFD echo packet mode for static route FRR.	ip route-static primary-path-detect bfd echo	By default, BFD echo mode for static route FRR is disabled.

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