The test machine used for this example is running Ubuntu 20.04. This command uses the show action from the connection section. This is very rarely required because nmcli does this automatically when connecting to networks.Īs a first check, verify NetworkManager is running and nmcli can communicate with it: Secret registers nmcli as a NetworkManager secret agent listening for secret messages.Device is mainly used to modify parameters associated with a device (e.g., the interface name) or to connect a device using an existing connection.Connection provides commands to bring network interfaces up and down, to add new connections, and to delete existing connections.Monitor provides commands to monitor NetworkManager activity and observe network connections' status changes.Radio provides commands to query a WiFi network connection's status and enable or disable connections.Networking provides commands to query a network connection's status and enable or disable connections.General retrieves NetworkManager's status and global configuration.Help provides help about ncmcli's commands and usage.There are eight sections, each related to a specific set of network actions: eBook: A guide to Kubernetes for SREs and sysadmins.Tales from the field: A system administrator's guide to IT automation.eBook: Ansible Automation for SysAdmins.The Automated Enterprise: a guide to managing IT with automation.
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