How to identify what ports are being used on a PC
TAC I/NET, TAC Vista, Andover Continuum, Satchwell MicroNet, Satchwell Sigma, TAC I/A Series, Field Devices, SmartStruxure Solution, Other, Pelco Cameras, Pelco Monitors, Pelco Video Management, Pelco Matrix, Pelco Transmission & Power
Any Windows OS
Running multiple applications on the same PC without managing TCP/UDP port assignments can lead to conflicts.
TCPView will help you identify all ports and services to each application.
Download from Microsoft's website http://technet.microsoft.com/en-us/sysinternals/bb897437.aspx
Detailed instructions are available at the site.