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Examples
# Enable the out-of-band resynchronization capability for OSPF process 1.
<Sysname> system-view
[Sysname] ospf 1
[Sysname-ospf-1] enable link-local-signaling
[Sysname-ospf-1] enable out-of-band-resynchronization
Related commands
enable link-local-signaling
fast-reroute (OSPF view)
Use
fast-reroute
to configure OSPF FRR.
Use
undo fast-reroute
to restore the default.
Syntax
fast-reroute
{
lfa
[
abr-only
] |
route-policy
route-policy-name
}
undo fast-reroute
Default
OSPF FRR is disabled.
Views
OSPF view
Predefined user roles
network-admin
Parameters
lfa
: Uses the LFA algorithm to calculate a backup next hop for all routes.
abr-only
: Uses the next hop of the route to the ABR as the backup next hop.
route-policy
route-policy-name
: Uses a routing policy to designate a backup next hop. The
route-policy-name
argument is a case-sensitive string of 1 to 63 characters.
Usage guidelines
Do not use OSPF FRR and BFD for OSPF at the same time. Otherwise, OSPF FRR might fail to work.
Do not use the
fast-reroute
lfa
command together with the command
vlink-peer
.
Examples
# Enable FRR to calculate a backup next hop for all routes by using LFA algorithm in OSPF process 1.
<Sysname> system-view
[Sysname] ospf 1
[Sysname-ospf-1] fast-reroute lfa
filter (OSPF area view)
NOTE:
This command is available only on an ABR.