Hi! On Mon, Aug 19, 2002 at 12:43:59PM +1000, Lucas Barbuto wrote: > iptables -A FORWARD -p TCP -i ${INSIDE_IP} --dport 27374 -j DROP > iptables -A FORWARD -p UDP -i ${INSIDE_IP} --dport 27374 -j DROP I'm surprised -i accepted an IP address. you'll better do something like iptables -A FORWARD -p tcp -i ${INSIDE_INTERFACE} --dport 27374 -j DROP iptables -A FORWARD -p udp -i ${INSIDE_INTERFACE} --dport 27374 -j DROP to drop everything. HTH Frederik Schüler