Tag Archives: listening

Testing for open ports with PowerShell

Want to find out if a TCP port is open via a firewall and/or if something is listening on that port? From within a script? You can use PowerShell. A colleague found this, which uses System.Net.Sockets.TcpClient from the .NET framework … Continue reading

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Posted in Networking, PowerShell | Tagged , , , , , , , , | Leave a comment

Which executable is listening on a port

So you know that something is listening on TCP port 1120 on your server, but how to determine what it is? You could look it up, but that list doesn’t include every piece of software, by far. And in any … Continue reading

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Posted in Windows | Tagged , , , , , , , , , | 1 Comment