Wireshark is a widely used free and open-source software for capturing, analysing, displaying network packets in real-time. In this post, we will see how to observe a tcp and udp connection. Check out the video after going through the post. Getting Started with Wireshark To install Wireshark on a Debian/Ubuntu based distribution, use the following command. sudo apt install wireshark For other platforms, you can get wireshark from https://www.