X-Git-Url: https://git.distorted.org.uk/~mdw/firewall/blobdiff_plain/2d2c8f25b5538bb41669c2a1d59fd13bba615d49..4f8c198960217f631e0fcb20e8615fc93c3d1da2:/vampire.m4

diff --git a/vampire.m4 b/vampire.m4
index 34d5fde..e016358 100644
--- a/vampire.m4
+++ b/vampire.m4
@@ -70,5 +70,13 @@ dnsresolver inbound
 dnsserver inbound
 ntpclient inbound $ntp_servers
 
+## Provide NTP service to untrusted clients.
+iptables -A inbound -p udp -j ACCEPT \
+	--source-port 123 --destination-port 123 \
+	-s 172.29.198.0/23
+ip6tables -A inbound -p udp -j ACCEPT \
+	--source-port 123 --destination-port 123 \
+	-s 2001:470:9740::/48
+
 m4_divert(-1)
 ###----- That's all, folks --------------------------------------------------