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| author | Christian Breunig <christian@breunig.cc> | 2024-02-16 09:36:34 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-02-16 09:36:34 +0100 |
| commit | ef69ba431c9ebd7929f6205db6ef6d09a200ade4 (patch) | |
| tree | 95821590d1a2ef19eae48fad4749b86fd8a02d3e /docs | |
| parent | e50b510c0c5c980047bd77775a0c4d763aaa838b (diff) | |
| parent | abaf9814502b931fa81b4af9b3953880825b57f4 (diff) | |
| download | vyos-documentation-ef69ba431c9ebd7929f6205db6ef6d09a200ade4.tar.gz vyos-documentation-ef69ba431c9ebd7929f6205db6ef6d09a200ade4.zip | |
Merge pull request #1281 from vyos/nht
T6001: add option to disable next-hop-tracking resolve-via-default
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/configuration/system/ip.rst | 13 | ||||
| -rw-r--r-- | docs/configuration/system/ipv6.rst | 13 | ||||
| -rw-r--r-- | docs/configuration/vrf/index.rst | 19 |
3 files changed, 45 insertions, 0 deletions
diff --git a/docs/configuration/system/ip.rst b/docs/configuration/system/ip.rst index 0f45b7ca..279630e2 100644 --- a/docs/configuration/system/ip.rst +++ b/docs/configuration/system/ip.rst @@ -43,6 +43,19 @@ can be used to filter which routes zebra will install in the kernel. .. note:: If you choose any as the option that will cause all protocols that are sending routes to zebra. +Nexthop Tracking +^^^^^^^^^^^^^^^^ + +Nexthop tracking resolve nexthops via the default route by default. This is enabled +by default for a traditional profile of FRR which we use. It and can be disabled if +you do not wan't to e.g. allow BGP to peer across the default route. + +.. cfgcmd:: set system ip nht no-resolve-via-default + + Do not allow IPv4 nexthop tracking to resolve via the default route. This + parameter is configured per-VRF, so the command is also available in the VRF + subnode. + Operational commands -------------------- diff --git a/docs/configuration/system/ipv6.rst b/docs/configuration/system/ipv6.rst index c7308f9d..d8d3c4c9 100644 --- a/docs/configuration/system/ipv6.rst +++ b/docs/configuration/system/ipv6.rst @@ -39,6 +39,19 @@ can be used to filter which routes zebra will install in the kernel. .. note:: If you choose any as the option that will cause all protocols that are sending routes to zebra. +Nexthop Tracking +^^^^^^^^^^^^^^^^ + +Nexthop tracking resolve nexthops via the default route by default. This is enabled +by default for a traditional profile of FRR which we use. It and can be disabled if +you do not wan't to e.g. allow BGP to peer across the default route. + +.. cfgcmd:: set system ipv6 nht no-resolve-via-default + + Do not allow IPv6 nexthop tracking to resolve via the default route. This + parameter is configured per-VRF, so the command is also available in the VRF + subnode. + Operational commands -------------------- diff --git a/docs/configuration/vrf/index.rst b/docs/configuration/vrf/index.rst index bd482cd9..67eba886 100644 --- a/docs/configuration/vrf/index.rst +++ b/docs/configuration/vrf/index.rst @@ -67,6 +67,25 @@ can be used to filter which routes zebra will install in the kernel. .. note:: If you choose any as the option that will cause all protocols that are sending routes to zebra. +Nexthop Tracking +---------------- + +Nexthop tracking resolve nexthops via the default route by default. This is enabled +by default for a traditional profile of FRR which we use. It and can be disabled if +you do not wan't to e.g. allow BGP to peer across the default route. + +.. cfgcmd:: set vrf name <name> ip nht no-resolve-via-default + + Do not allow IPv4 nexthop tracking to resolve via the default route. This + parameter is configured per-VRF, so the command is also available in the VRF + subnode. + +.. cfgcmd:: set vrf name <name> ipv6 nht no-resolve-via-default + + Do not allow IPv4 nexthop tracking to resolve via the default route. This + parameter is configured per-VRF, so the command is also available in the VRF + subnode. + Interfaces ---------- |