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authorOndrej Zajicek <santiago@crfreenet.org>2014-03-31 18:51:16 +0200
committerOndrej Zajicek <santiago@crfreenet.org>2014-03-31 18:51:16 +0200
commitd96ec7f6e0d26546d9a27064fd13591618258894 (patch)
treeaf1208cc0d46974332d884b18497f09e570198fa
parenteb5ea6bdd6fa45f03425ea38b8d1b16fd5ff7469 (diff)
Updates BFD documentation.
-rw-r--r--doc/bird.sgml5
1 files changed, 5 insertions, 0 deletions
diff --git a/doc/bird.sgml b/doc/bird.sgml
index f991bad0..07e75588 100644
--- a/doc/bird.sgml
+++ b/doc/bird.sgml
@@ -1378,6 +1378,11 @@ RFC 5882<htmlurl url="ftp://ftp.rfc-editor.org/in-notes/rfc5882.txt">.
development, expect some rough edges and possible UI and configuration changes
in the future. Also note that we currently support at most one protocol instance.
+<p>BFD packets are sent with a dynamic source port number. Linux systems use by
+default a bit different dynamic port range than the IANA approved one
+(49152-65535). If you experience problems with compatibility, please adjust
+<cf>/proc/sys/net/ipv4/ip_local_port_range</cf>
+
<sect1>Configuration
<p>BFD configuration consists mainly of multiple definitions of interfaces.