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-rw-r--r--doc/bird.sgml7
1 files changed, 7 insertions, 0 deletions
diff --git a/doc/bird.sgml b/doc/bird.sgml
index 3f6acaed..7c8e9895 100644
--- a/doc/bird.sgml
+++ b/doc/bird.sgml
@@ -1024,6 +1024,13 @@ inherited from templates can be updated by new definitions.
counter ignores route blocking and block action also blocks route
updates of already accepted routes -- and these details will probably
change in the future. Default: <cf/off/.
+
+ <tag><label id="proto-export-block">export block <m/number/</tag>
+ Set the minimum amount of routes exported at once when feeding or
+ if `merge paths` or `secondary` is selected. This affects overall latency.
+ Basically, when your export filters are very expensive, processing
+ the whole block of routes may take too much time. In such cases, you may need to
+ shrink this value to improve responsiveness. Default: <cf/16384/.
</descrip>
<p>This is a trivial example of RIP configured for IPv6 on all interfaces: