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-rw-r--r--doc/bird.sgml5
1 files changed, 4 insertions, 1 deletions
diff --git a/doc/bird.sgml b/doc/bird.sgml
index e83cf0e1..8e5641e0 100644
--- a/doc/bird.sgml
+++ b/doc/bird.sgml
@@ -2212,7 +2212,10 @@ protocol ospf <name> {
<tag>neighbors { <m/set/ } </tag>
A set of neighbors to which Hello messages on NBMA or PtMP
networks are to be sent. For NBMA networks, some of them
- could be marked as eligible.
+ could be marked as eligible. In OSPFv3, link-local addresses
+ should be used, using global ones is possible, but it is
+ nonstandard and might be problematic. And definitely,
+ link-local and global addresses should not be mixed.
</descrip>