X-Git-Url: https://git.distorted.org.uk/~mdw/firewall/blobdiff_plain/3e47a702519350809a38400b03b79d37abbc4d13..6e318c099a3e10a66e909ff9edeb06be158288de:/vampire.m4

diff --git a/vampire.m4 b/vampire.m4
index 9d8cdce..4e00a49 100644
--- a/vampire.m4
+++ b/vampire.m4
@@ -71,6 +71,10 @@ run iptables -A OUTPUT -m multiport \
 dnsresolver inbound
 ntpclient inbound $ntp_servers
 
+## IPv6 6-in-4 tunnel.
+run iptables -A inbound -j ACCEPT \
+          -p $proto_ipv6 -s 216.66.80.26
+
 ## NAT for RFC1918 addresses.
 for i in PREROUTING OUTPUT POSTROUTING; do
   run iptables -t nat -P $i ACCEPT 2>/dev/null || :