The same cannot be said of the graphical tool options. Finally, once you have gained some familiarity with NetworkManager and nmcli, those skills will translate easily when using the more intuitive tool options.

Also, the graphical tools (Cockpit included) do not include all of the capabilities of the nmcli tool. While the graphical tools are certainly useful when you have access to a desktop environment or Cockpit has been enabled, understanding the command-line interface is essential for situations where a command prompt is all that is available.

Cockpit Network Settings - The Network screen of the Cockpit web interface allows a range of network managements tasks to be performed.Īlthough there a number of different ways to manage the network environment on a RHEL 8 system, for the purposes of this chapter we will focus on the nmcli command.

GNOME Settings - The Network screen of the GNOME desktop Settings application allows basic network management tasks to be performed.

nm-connection-editor - A full graphical management tool providing access to most of the NetworkManager configuration options.

While useful for performing basic tasks, nmtui lacks many of the features provided by the nmcli tool. This tool can be run within any terminal window and allows changes to be made by making menu selections and entering data.

nmtui - A basic text-based user interface for managing NetworkManager.

This tool is useful when access to a graphical environment is not available and can also be used within scripts to make network configuration changes.

nmcli -A tool for working with NetworkManager via the command-line.

In addition to a service that runs in the background, NetworkManager also includes the following tools: NetworkManager is a service and set of tools designed specifically to make it easier to manage the networking configuration on Linux systems and is the default network management service on RHEL 8.

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