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  • Add detailed History Section
  • Add Permissions Section
  • Create File System Diagram (use lucidchart)
  • Date commands
  • chage
  • ip addr show
  • ping
  • ping6
  • ping -c
  • ip -br addr show
  • ip link show
  • ip route
  • ip -6 route
  • tracepath
  • traceroute
  • ss command

Useful NetworkManager Commands

The following table lists the key nmcli commands that are discussed in this section:

Command Purpose
nmcli dev status Show the NetworkManager status of all network interfaces.
nmcli con show List all connections.
nmcli con show _`name`_ List the current settings for the connection name.
nmcli con add con-name _`name`_ Add and name a new connection profile.
nmcli con mod _`name`_ Modify the connection name.
nmcli con reload Reload the configuration files, after manual file editing.
nmcli con up _`name`_ Activate the connection name.
nmcli dev dis _`dev`_ Disconnect the interface, which also deactivates the current connection.
nmcli con del _`name`_ Delete the specified connection and its configuration file.