How to Get Started With Tcpdump

Posted by Craig Jorgensen on Oct 7, 2020 8:00:00 AM

Introduction


We have all have heard of network analyzers or packet sniffers, Wireshark with its command-line counterpart Tshark, or tcpdump.

This article explores how Linux's command-line power, combined with the tcpdump lexical parser's filter expressions, can be used for some complex networking debugging. If you are bored at home in these COVID times, how about extracting the video of a video conference capture? (On a serious note, only do this for your video with the participants' permission.)

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Topics: Cyber Security, cybersecurity, Network Security, tcpdump