TCPView

TCPView: The Network Watchdog You Didn't Know You Needed

Let's be real: If you're poking around your computer, wondering what sneaky network connections are lurking in the background, TCPView is a lifesaver. It's this windows app that lays out every single active TCP and UDP connection on your system, showing IP addresses, ports, you name it. The best part? You don't need a PhD in clickology to use it the menus and toolbar buttons are pretty self explanatory. Server admins swear by it, especially when they need to keep an eagle eye on network traffic. You get a full list of IP addresses, source and destination ports, and a peek at which protocols are doing their thing. Super handy, honestly.

Now, if you're trying to run TCPView on Linux (yeah, I see you, Linux crowd), don't just expect the built in networking tools to cut it. They're a bit... let's say, underwhelming when it comes to showing you TCP connections. Instead, you'll wanna grab the Sysinternals utilities way more powerful. With those, you can even mess around with the number of "connection stuck" ports (whatever that means for your setup), check out socket names, and see what's up with each connection. Just a heads up, though the command line version of TCPView doesn't show socket names, so you'll have to do a bit more guesswork there. Not ideal, but hey, nothing's perfect.

If you're already knee deep in the Sysinternals HTTP protocol library (congrats on the nerd cred), you can actually run TCPView through an HTTP server. Just slap in the right image name, and you're golden. A " " stands for the TCP socket's host name, and a ";" marks the port number. Wanna see all the endpoints? Just click a column header or punch in a custom list of IP addresses, and boom detailed breakdown of every server connection.

Finally TCPView is like having x ray vision for your network. If you're serious about keeping tabs on what's talking to what, this tool's basically a must have for sorting out weird connections and keeping your system in check.

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