Fix missing documentation for one option.

diff --git a/doc/bird.sgml b/doc/bird.sgml
index b0d4e6a1dc8419117dd78c24022b08481696bff9..f6f9aad7b236985da823f438fc49c9254597f63f 100644 (file)
--- a/doc/bird.sgml
+++ b/doc/bird.sgml
@@ -2546,6 +2546,13 @@ interface definitions, prefix definitions and DNS definitions:
 <p>Prefix specific options:
 
 <descrip>
+       <tag>skip <m/switch/</tag>
+       This option allows to specify that given prefix should not be
+       advertised. This is useful for making exceptions from a
+       default policy of advertising all prefixes. Note that for
+       withdrawing an already advertised prefix it is more useful to
+       advertise it with zero valid lifetime. Default: no
+
        <tag>onlink <m/switch/</tag>
        This option specifies whether hosts may use the advertised
        prefix for onlink determination. Default: yes