Example: Forwarding Ports for Source-Connect For example, if you are setting up port forwarding for Source-Connect, you would: Select the device you want to forward ports to.

Test if Firewall is blocking a Port. Check which Ports are being used. Also learn how to check which process or service is using the open port.

Port Query (PortQry.exe) is a command-line utility in the Windows operating system that you can use to help troubleshoot TCP/IP connectivity issues.