nmcli – View your Network & Wifi details and Control your NetworkManager
nmcli is a free and open source command-line tool to manage your system NetworkManager. Using this tool you can create, display, edit, delete, activate, and deactivate network connections and get reports about the network details. It comes pre installed on Ubuntu. In this article we will see how to show the available wifi details, information and properties for a Wi-Fi interface, show the NetworkManager permissions, log level and domains details and Connect to a password-protected wifi network.