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| author | Christian Breunig <christian@breunig.cc> | 2024-02-16 08:51:52 +0100 |
|---|---|---|
| committer | Mergify <37929162+mergify[bot]@users.noreply.github.com> | 2024-02-16 08:37:43 +0000 |
| commit | e72e6c6e3d6e11b5aa98a77dd9eb629e74b7140e (patch) | |
| tree | 82f85bc950b0936d42a4989f81f2aad2e8ce9bf0 /docs/configuration | |
| parent | 1c0997cab9fe6eecb24ec686a0aae65a98150c5b (diff) | |
| download | vyos-documentation-e72e6c6e3d6e11b5aa98a77dd9eb629e74b7140e.tar.gz vyos-documentation-e72e6c6e3d6e11b5aa98a77dd9eb629e74b7140e.zip | |
T6001: add option to disable next-hop-tracking resolve-via-default
(cherry picked from commit 7a6cc0cf0ff081b4367c212821c7bf125bbb7427)
Diffstat (limited to 'docs/configuration')
| -rw-r--r-- | docs/configuration/system/ip.rst | 13 | ||||
| -rw-r--r-- | docs/configuration/system/ipv6.rst | 13 |
2 files changed, 26 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 076efdae..ee0fa341 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 -------------------- |