Find an Unused Port to Run ProPunch Follow
IMPORTANT NOTE: The information contained in this section is for informational purposes only and is only intended to provide guidance for network administrators.
In this article, you learn the basic steps to searching for unused ports on your network.
Notes:
- The following steps must be completed on the PC/server where the ProPunch server is installed.
To find an unused port, follow these steps:
- Open a command prompt window by pressing at the same time the Windows Logo key (between the left Ctrl and Alt key on the keyboard) and the letter R. The Run/Open prompt will appear.
- Type cmd and press OK.
- In the command prompt, type netstat –ao|find /I “listening” and press Enter.
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Note: It may take several seconds before the command completes.
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Note: It may take several seconds before the command completes.
- If the port is not listed in column 2, then it is unused and is available for use with ProPunch. For example, in the image above, port 81 is available since it does not appear after “0.0.0.0:80” and “[::]:80”.