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| author | Jan Moskyto Matejka <mq@ucw.cz> | 2017-03-22 14:53:37 +0100 |
|---|---|---|
| committer | Jan Moskyto Matejka <mq@ucw.cz> | 2017-03-22 14:53:37 +0100 |
| commit | 61e501da895553abfd2424e56470ab2b457beac4 (patch) | |
| tree | 2b92ea3b0ec5068e1c9dec2f2098576558b78548 /doc/bird.sgml | |
| parent | 3c74416465d77c0e79eeaaeb988e471663484b5d (diff) | |
Filter: Check whether IP is 4 or 6
Diffstat (limited to 'doc/bird.sgml')
| -rw-r--r-- | doc/bird.sgml | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/doc/bird.sgml b/doc/bird.sgml index 761c5396..b10b1a21 100644 --- a/doc/bird.sgml +++ b/doc/bird.sgml @@ -1186,7 +1186,8 @@ foot). <tag><label id="type-ip">ip</tag> This type can hold a single IP address. Depending on the compile-time configuration of BIRD you are using, it is either an IPv4 or IPv6 - address. IP addresses are written in the standard notation + address; this may be checked by <cf>.is_ip4</cf> which returns <cf/bool/. + IP addresses are written in the standard notation (<cf/10.20.30.40/ or <cf/fec0:3:4::1/). You can apply special operator <cf>.mask(<M>num</M>)</cf> on values of type ip. It masks out all but first <cf><M>num</M></cf> bits from the IP address. So |