<tip type="Security" author="Frank Marion"> Looking to tighten up your firewall a bit? Here is a useful list of frequently seen TCP and UDP ports and what they mean. This includes various ports used by various virii as well. http://www.iss.net/security_center/advice/Exploits/Ports/ This one includes the ports used by many popular network games as well. http://www.practicallynetworked.com/sharing/app_port_list.htm </tip> -- Frank Marion lists at frankmarion.com Keep the signal high.