Learn tcpdump Quick Guide

Updated: Jan 14

Tcpdump is a powerful command-line packet analyzer. It allows us to display TCP/IP and other packets being transmitted or received over a network. We collect 30 tcpdump examples to help you learn tcpdump quickly.


30 tcpdump examples to filter packets

30 tcpdump examples on Linux part one
30 tcpdump examples on Linux part one
30 tcpdump examples on Linux part two
30 tcpdump examples on Linux part two

How to filter MAC addresses using tcpdump?

Use the host option on the tcpdump command to limit output to a specific MAC address: tcpdump ether host aa:bb:cc:11:22:33

How to use tcpdump on a specific port?

Use the port option on the tcpdump command to specify a port: tcpdump ether port 80

How to read tcpdump output?

There is a read option on tcpdump, which is represented by the switch -r as in: tcpdump -r file_path_and_name


Related post:

10 Useful Linux tcpdump command examples

20 Advanced Tcpdump Examples On Linux




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