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| author | Ondrej Zajicek <santiago@crfreenet.org> | 2013-10-21 14:58:32 +0200 |
|---|---|---|
| committer | Ondrej Zajicek <santiago@crfreenet.org> | 2013-10-21 14:59:35 +0200 |
| commit | a15dab76f93337b07b4b03a64ac3bac26285dfd9 (patch) | |
| tree | ef2593148938733814a8b4b1a6fceb60e5c30886 /doc | |
| parent | f8cc7396cf25328b002394bbd7af679188b03370 (diff) | |
Implements 'allow local as' option.
Similar to allowas-in option on other routers.
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/bird.sgml | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/doc/bird.sgml b/doc/bird.sgml index 2b9ffa02..63890031 100644 --- a/doc/bird.sgml +++ b/doc/bird.sgml @@ -1486,6 +1486,16 @@ for each neighbor using the following configuration parameters: This option requires that the connected routing table is <ref id="dsc-sorted" name="sorted">. Default: off. + <tag>allow local as [<m/number/]</tag> + BGP prevents routing loops by rejecting received routes with + the local AS number in the AS path. This option allows to + loose or disable the check. Optional <cf/number/ argument can + be used to specify the maximum number of local ASNs in the AS + path that is allowed for received routes. When the option is + used without the argument, the check is completely disabled + and you should ensure loop-free behavior by some other means. + Default: 0 (no local AS number allowed). + <tag>enable route refresh <m/switch/</tag> When BGP speaker changes its import filter, it has to re-examine all routes received from its neighbor against the new filter. As these |