diff --git a/docs/network.tex b/docs/network.tex
index 129942504..bb23fa524 100644
--- a/docs/network.tex
+++ b/docs/network.tex
@@ -166,6 +166,8 @@ config 6bridge
 
 By default the script bridges the WAN interface with the LAN interface
 and uses ebtables to filter anything that is not IPv6 on the bridge.
+This configuration is particularly useful if your router is not
+IPv6 ND proxy capable (see: http://www.rfc-archive.org/getrfc.php?rfc=4389).
 
 
 IPv6 static addressing is also supported using a similar setup as