X-Git-Url: https://git.distorted.org.uk/~mdw/firewall/blobdiff_plain/a92589b82be0e9123e7f782734ecee64c06fcf3d..d052f3435f85d5b61ace87e158f77b7f37080395:/radius.m4

diff --git a/radius.m4 b/radius.m4
index b8481bb..090249c 100644
--- a/radius.m4
+++ b/radius.m4
@@ -57,6 +57,12 @@ iptables -A fwd-spec-nofrag -j ACCEPT \
 	-m mark --mark $from_untrusted/$MASK_FROM \
 	-m state --state ESTABLISHED
 
+## BCP38 filtering.  Note that addresses here are seen before NAT is applied.
+bcp38 4 ppp0 62.49.204.144/28 172.29.198.0/23
+bcp38 6 t6-he \
+	2001:470:1f08:1b98::2 2001:470:1f09:1b98::/64 \
+	2001:470:9740::/48
+
 ## NAT for RFC1918 addresses.
 for i in PREROUTING OUTPUT POSTROUTING; do
   run iptables -t nat -P $i ACCEPT 2>/dev/null || :