*filter
:INPUT DROP [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT DROP [0:0]
-A INPUT -i lo -j ACCEPT
-A INPUT -p icmp -m icmp –icmp-type any -j ACCEPT
-A INPUT -m state –state RELATED,ESTABLISHED -j ACCEPT
-A OUTPUT -d 192.168.2.2/32 -p udp -m multiport –dports 88,750 -j ACCEPT
-A OUTPUT -d 192.168.2.2/32 -p tcp -m multiport –dports 88,749 -j ACCEPT
-A OUTPUT -m state –state NEW -j LOG –log-prefix “OUTPUT: ”
-A OUTPUT -j REJECT –reject-with icmp-host-prohibited
COMMIT