diff --git a/contrib/iptables/accounting.sh b/contrib/iptables/accounting.sh
--- /dev/null
@@ -0,0 +1,29 @@
+#/bin/bash
+#Simple script that sets up some chains in mangle table to do global logging of all
+#traffic going in and out of an interface
+#Could also use the regular input/output tree but this also catches the forwarded nat traffic
+
+IT="iptables -t mangle"
+
+#First clear the old stuff
+$IT -F incoming
+$IT -F outgoing
+$IT -N incoming
+$IT -N outgoing
+
+$IT -D PREROUTING -i eth0 -j incoming
+$IT -D POSTROUTING -o eth0 -j outgoing
+
+#should add some arg == stop exit here...
+
+$IT -A PREROUTING -i eth0 -j incoming
+$IT -A POSTROUTING -o eth0 -j outgoing
+
+$IT -A incoming -p tcp -m comment --comment "tcp"
+$IT -A incoming -p udp -m comment --comment "udp"
+$IT -A incoming -p icmp -m comment --comment "icmp"
+
+$IT -A outgoing -p tcp -m comment --comment "tcp"
+$IT -A outgoing -p udp -m comment --comment "udp"
+$IT -A outgoing -p icmp -m comment --comment "icmp"
+