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Diffstat (limited to 'doc')
| -rw-r--r-- | doc/bird.sgml | 36 |
1 files changed, 23 insertions, 13 deletions
diff --git a/doc/bird.sgml b/doc/bird.sgml index 648b4a1c..c29353fc 100644 --- a/doc/bird.sgml +++ b/doc/bird.sgml @@ -699,6 +699,15 @@ to set options. periods. Default: adaptive, based on number of routing tables in the configuration. From 10 s (with <= 25 routing tables) up to 600 s (with >= 1500 routing tables). + + <tag><label id="rtable-cork-threshold">cork threshold <m/number/ <m/number/</tag> + Too many pending exports may lead to memory bloating. In such cases, + BIRD tries to relieve the memory pressure by pausing some routines until + the queue sizes get low enough. This option allows the user to set the + thresholds; first value is the low threshold (when to resume), the + second one is the high threshold (when to pause). The higher is the + threshold, the more memory can get used. In most cases, the defaults + should work for you. Default: 128, 512. </descrip> @@ -929,10 +938,12 @@ inherited from templates can be updated by new definitions. <cf/none/ is for dropping all routes. Default: <cf/all/ (except for EBGP). - <tag><label id="proto-export">export <m/filter/</tag> + <tag><label id="proto-export">export [ in <m/prefix/ ] <m/filter/</tag> This is similar to the <cf>import</cf> keyword, except that it works in - the direction from the routing table to the protocol. Default: <cf/none/ - (except for EBGP). + the direction from the routing table to the protocol. If <cf/in/ keyword is used, + only routes inside the given prefix are exported. Other routes are completely + ignored (e.g. no logging and no statistics). + Default: <cf/none/ (except for EBGP). <tag><label id="proto-import-keep-filtered">import keep filtered <m/switch/</tag> Usually, if an import filter rejects a route, the route is forgotten. @@ -1755,17 +1766,8 @@ Common route attributes are: primary key of the routing table. Read-only. (See the <ref id="routes" name="chapter about routes">.) - <tag><label id="rta-scope"><m/enum/ scope</tag> - The scope of the route. Possible values: <cf/SCOPE_HOST/ for routes - local to this host, <cf/SCOPE_LINK/ for those specific for a physical - link, <cf/SCOPE_SITE/ and <cf/SCOPE_ORGANIZATION/ for private routes and - <cf/SCOPE_UNIVERSE/ for globally visible routes. This attribute is not - interpreted by BIRD and can be used to mark routes in filters. The - default value for new routes is <cf/SCOPE_UNIVERSE/. - <tag><label id="rta-preference"><m/int/ preference</tag> - Preference of the route. Valid values are 0-65535. (See the chapter - about routing tables.) + Preference of the route. <tag><label id="rta-from"><m/ip/ from</tag> The router which the route has originated from. @@ -4279,6 +4281,14 @@ include standard channel config options; see the example below. <tag><label id="pipe-peer-table">peer table <m/table/</tag> Defines secondary routing table to connect to. The primary one is selected by the <cf/table/ keyword. + + <tag><label id="pipe-max-generation">max generation <m/expr/</tag> + Sets maximal generation of route that may pass through this pipe. + The generation value is increased by one by each pipe on its path. + Not meeting this requirement causes an error message complaining about + an overpiped route. If you have long chains of pipes, you probably want + to raise this value; anyway the default of 16 should be enough for even + most strange uses. Maximum is 254. </descrip> <sect1>Attributes |