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| -rw-r--r-- | docs/configuration/protocols/isis.rst | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/docs/configuration/protocols/isis.rst b/docs/configuration/protocols/isis.rst index 18a7c166..1f779d0a 100644 --- a/docs/configuration/protocols/isis.rst +++ b/docs/configuration/protocols/isis.rst @@ -302,6 +302,34 @@ Timers control the timing of the execution of SPF calculations in response to IGP events. The process described in :rfc:`8405`. +Loop Free Alternate (LFA) +------------------------- + +.. cfgcmd:: set protocols isis fast-reroute lfa remote prefix-list <name> + <level-1|level-2> + + This command enables IP fast re-routing that is part of :rfc:`5286`. + Specifically this is a prefix list which references a prefix in which + will select eligible PQ nodes for remote LFA backups. + +.. cfgcmd:: set protocols isis fast-reroute lfa local load-sharing disable + <level-1|level-2> + + This command disables the load sharing across multiple LFA backups. + +.. cfgcmd:: set protocols isis fast-reroute lfa local tiebreaker + <downstream|lowest-backup-metric|node-protecting> index <number> + <level-1|level-2> + + This command will configure a tie-breaker for multiple local LFA backups. + The lower index numbers will be processed first. + +.. cfgcmd:: set protocols isis fast-reroute lfa local priority-limit + <medium|high|critical> <level-1|level-2> + + This command will limit LFA backup computation up to the specified + prefix priority. + ******** Examples |