How to perform port scan on Ubuntu 20.04 Focal Fossa Linux - LinuxConfig.org

In this tutorial you will learn how how to install nmap port scanner on Ubuntu 20.04 Focal Fossa Linux and how to perform basic port scanning.
This is a companion discussion topic for the original entry at https://linuxconfig.org/how-to-perform-port-scan-on-ubuntu-20-04-focal-fossa-linux