Форумы на Хакер. Rootsecure.net. Quickly Find Local Open Ports. By Daniel Petri - January 8, 2009 Usually, if you want to see all the used and listening ports on your computer, you'd use the NETSTAT command.
Note: The NETSTAT command will show you whatever ports are open or in use, but it is NOT a port scanning tool! If you want to have your computer scanned for open ports see this page instead (link will follow shortly). Hack a Day. Cheat Engine.