:INPUT,FORWARD,OUTPUT -d de:ad:be:ef:00:00;=;OK -s 0:0:0:0:0:0;-s 00:00:00:00:00:00;OK -d 00:00:00:00:00:00;=;OK -s de:ad:be:ef:0:00 -j RETURN;-s de:ad:be:ef:00:00 -j RETURN;OK -d de:ad:be:ef:00:00 -j CONTINUE;=;OK -d de:ad:be:ef:0:00/ff:ff:ff:ff:0:0 -j DROP;-d de:ad:be:ef:00:00/ff:ff:ff:ff:00:00 -j DROP;OK -p ARP -j ACCEPT;=;OK -p ! ARP -j ACCEPT;=;OK -p 0 -j ACCEPT;=;FAIL -p ! 0 -j ACCEPT;=;FAIL :INPUT -i foobar;=;OK -o foobar;=;FAIL :FORWARD -i foobar;=;OK -o foobar;=;OK :OUTPUT -i foobar;=;FAIL -o foobar;=;OK :PREROUTING *nat -i foobar;=;OK -o foobar;=;FAIL :POSTROUTING *nat -i foobar;=;FAIL -o foobar;=;OK