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T6001: add option to disable next-hop-tracking resolve-via-default

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(cherry picked from commit 7a6cc0cf0ff081b4367c212821c7bf125bbb7427)
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Christian Breunig 2024-02-16 08:51:52 +01:00 committed by Mergify
parent 1c0997cab9
commit e72e6c6e3d
2 changed files with 26 additions and 0 deletions
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13
docs/configuration/system/ip.rst
View File

@ -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
--------------------

13
docs/configuration/system/ipv6.rst
View File

@ -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
--------------------