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-rw-r--r--doc/bird.sgml6
1 files changed, 6 insertions, 0 deletions
diff --git a/doc/bird.sgml b/doc/bird.sgml
index 001fcbd4..6f3fcfc6 100644
--- a/doc/bird.sgml
+++ b/doc/bird.sgml
@@ -1929,6 +1929,7 @@ protocol babel [<name>] {
check link <switch>;
next hop ipv4 <address>;
next hop ipv6 <address>;
+ extended next hop <switch>;
authentication none|mac [permissive];
password "&lt;text&gt;";
password "&lt;text&gt;" {
@@ -2033,6 +2034,11 @@ protocol babel [<name>] {
source for Babel packets will be used. In normal operation, it should not
be necessary to set this option.
+ <tag><label id="babel-extended-next-hop">extended next hop <m/switch/</tag>
+ If enabled, BIRD will accept and emit IPv4 routes with an IPv6 next
+ hop when IPv4 addresses are absent from the interface as described in
+ <rfc id="9229">. Default: yes.
+
<tag><label id="babel-authentication">authentication none|mac [permissive]</tag>
Selects authentication method to be used. <cf/none/ means that packets
are not authenticated at all, <cf/mac/ means MAC authentication is