The easiest way to do this is with Ctrl + c. It will continue “dumping” the captured traffic to your terminal until you interrupt the command. If you don’t specify which network interface you’d like to capture traffic from, like in the above command, then tcpdump will choose an interface for you. The most simple form of the command is to use the utility with no extra options, like this: The utility requires administrator privileges in order to run. To install tcpdump on Arch Linux and Manjaro:Īll of your tcpdump commands must be executed with the root user account or with sudo. To install tcpdump on CentOS, Fedora, AlmaLinux, and Red Hat: To install tcpdump on Ubuntu, Debian, and Linux Mint: Just in case it’s not already installed, you can use the appropriate command below to install it through your system’s package manager. There’s a good chance that your Linux distro already has tcpdump installed by default, especially if you’re running a distro geared towards servers. $ – requires given linux commands to be executed as a regular non-privileged user # – requires given linux commands to be executed with root privileges either directly as a root user or by use of sudo command Privileged access to your Linux system as root or via the sudo command.

Requirements, Conventions or Software Version Used Software Requirements and Linux Command Line Conventions Category Using tcpdump command to capture network traffic on Linux

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