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authorOndrej Zajicek <santiago@crfreenet.org>2012-03-23 01:17:02 +0100
committerOndrej Zajicek <santiago@crfreenet.org>2012-03-23 17:22:13 +0100
commit9ba2798c65c02254ec000ab03a76fbbaae1ddc97 (patch)
tree51f2a88061dd0f4adc122a122370658b4a557e18 /doc/bird.sgml
parent72aed1a00ba9e18116d6fd907f7e1a36d0a0a583 (diff)
Adds krt_metric linux route attribute.
Diffstat (limited to 'doc/bird.sgml')
-rw-r--r--doc/bird.sgml6
1 files changed, 5 insertions, 1 deletions
diff --git a/doc/bird.sgml b/doc/bird.sgml
index 5f478066..5244fc39 100644
--- a/doc/bird.sgml
+++ b/doc/bird.sgml
@@ -1653,12 +1653,16 @@ are translated to appropriate system (and OS-specific) route attributes.
We support these attributes:
<descrip>
- <tag>int <cf/krt_source/</tag> The source of the imported
+ <tag>int <cf/krt_source/</tag> The original source of the imported
kernel route. The value is system-dependent. On Linux, it is
a value of the protocol field of the route. See
/etc/iproute2/rt_protos for common values. On BSD, it is
based on STATIC and PROTOx flags. The attribute is read-only.
+ <tag>int <cf/krt_metric/</tag> The kernel metric of
+ the route. When multiple same routes are in a kernel routing
+ table, the Linux kernel chooses one with lower metric.
+
<tag>ip <cf/krt_prefsrc/</tag> (Linux) The preferred source address.
Used in source address selection for outgoing packets. Have to
be one of IP addresses of the router.