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authorOndrej Zajicek (work) <santiago@crfreenet.org>2017-10-10 16:07:54 +0200
committerOndrej Zajicek (work) <santiago@crfreenet.org>2017-10-10 16:10:02 +0200
commit2d7fb19c3c6eadfbd9b994f5c306e79b7c4ee994 (patch)
treecfed920af3c2cce1c87ab58456919e93f237aed3 /doc
parent2549300b54f262932dd14e6d465926627e6dc8ef (diff)
OSPF: Add option to disable OSPFv3-AF
Diffstat (limited to 'doc')
-rw-r--r--doc/bird.sgml15
1 files changed, 12 insertions, 3 deletions
diff --git a/doc/bird.sgml b/doc/bird.sgml
index 964895e3..1b4b3d67 100644
--- a/doc/bird.sgml
+++ b/doc/bird.sgml
@@ -2866,6 +2866,7 @@ constant definitions and list of neighbors on nonbroadcast networks.
<code>
protocol ospf [v2|v3] &lt;name&gt; {
rfc1583compat &lt;switch&gt;;
+ rfc5838 &lt;switch&gt;;
instance id &lt;num&gt;;
stub router &lt;switch&gt;;
tick &lt;num&gt;;
@@ -2966,15 +2967,23 @@ protocol ospf [v2|v3] &lt;name&gt; {
This option controls compatibility of routing table calculation with
<rfc id="1583">. Default value is no.
+ <tag><label id="ospf-rfc5838">rfc5838 <m/switch/</tag>
+ Basic OSPFv3 is limited to IPv6 unicast routing. The <rfc id="5838">
+ extension defines support for more address families (IPv4, IPv6, both
+ unicast and multicast). The extension is enabled by default, but can be
+ disabled if necessary, as it restricts the range of available instance
+ IDs. Default value is yes.
+
<tag><label id="ospf-instance-id">instance id <m/num/</tag>
When multiple OSPF protocol instances are active on the same links, they
should use different instance IDs to distinguish their packets. Although
it could be done on per-interface basis, it is often preferred to set
one instance ID to whole OSPF domain/topology (e.g., when multiple
instances are used to represent separate logical topologies on the same
- physical network). This option specifies the default instance ID for all
- interfaces of the OSPF instance. Note that this option, if used, must
- precede interface definitions. Default value is 0.
+ physical network). This option specifies the instance ID for all
+ interfaces of the OSPF instance, but can be overridden by
+ <cf/interface/ option. Default value is 0 unless OSPFv3-AF extended
+ address families are used, see <rfc id="5838"> for that case.
<tag><label id="ospf-stub-router">stub router <M>switch</M></tag>
This option configures the router to be a stub router, i.e., a router