TCPDUMP useful commands for debugging

How to Install tcpdump in Linux:$ sudo apt-get install tcpdump  [On Debian, Ubuntu and Mint]$ sudo yum install tcpdump           [On RHEL/CentOS/Fedora and Rocky Linux/AlmaLinux]$ sudo emerge -a sys-apps/tcpdump    [On Gentoo Linux]$ sudo pacman -S tcpdump           ...

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