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| author | Radu Carpa <radu.carpa@cern.ch> | 2023-01-17 18:13:37 +0100 |
|---|---|---|
| committer | Ondrej Zajicek <santiago@crfreenet.org> | 2023-01-17 18:13:37 +0100 |
| commit | 7144c9ca46f092da33a4e051bbce8f973a3bd8c4 (patch) | |
| tree | 4b2d6f0b3da49d0236075cae3c05c61bb60a5579 /doc | |
| parent | 928a1cb034e6f9e8edcdd1dc07264cd703e00827 (diff) | |
Filter: Allow setting the 'onlink' route attribute in filters
Add static route attribute to set onlink flag for route next hop. Can be
used to build a dynamically routed IP-in-IP overlay network. Usage:
ifname = "tunl0";
onlink = true;
gw = bgp_next_hop;
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/bird.sgml | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/doc/bird.sgml b/doc/bird.sgml index 50657ebf..001fcbd4 100644 --- a/doc/bird.sgml +++ b/doc/bird.sgml @@ -1816,6 +1816,14 @@ Common route attributes are: creation/removal. Zero is returned for routes with undefined outgoing interfaces. Read-only. + <tag><label id="rta-onlink"><m/bool/ onlink</tag> + Onlink flag means that the specified nexthop is accessible on the + interface regardless of IP prefixes configured on the interface. + The attribute can be used to configure such next hops by first setting + <cf/onlink = true/ and <cf/ifname/, and then setting <cf/gw/. Possible + use case for setting this flag is to automatically build overlay IP-IP + networks on linux. + <tag><label id="rta-weight"><m/int/ weight</tag> Multipath weight of route next hops. Valid values are 1-256. Reading returns the weight of the first next hop, setting it sets weights of all |