/sbin/iptables -N FINGERPRINT
/sbin/iptables -A FINGERPRINT -p tcp --dport 0 -j DROP
/sbin/iptables -A FINGERPRINT -p udp --dport 0 -j DROP
/sbin/iptables -A FINGERPRINT -p tcp --sport 0 -j DROP
/sbin/iptables -A FINGERPRINT -p udp --sport 0 -j DROP
/sbin/iptables -A FINGERPRINT -p icmp --icmp-type address-mask-request -j DROP
/sbin/iptables -A FINGERPRINT -p icmp --icmp-type address-mask-reply -j DROP