This may help.
How to find open ports on a computer
You can use PULIST from the Windows Resource Kit to find which process
is using a specified port. For example, pulist |find /i "4125" may display
....
www.howtonetworking.com/command/openport1.htm
--
Bob Lin, MS-MVP, MCSE & CNE
Networking, Internet, Routing, VPN Troubleshooting on
http://www.ChicagoTech.net
How to Setup Windows, Network, VPN & Remote Access on
http://www.HowToNetworking.com
"process" <(E-Mail Removed)> wrote in message
news:209071cf-b835-4fcb-9105-(E-Mail Removed)...
> how can I check available ports on my computer?