One is interface configuration mode, which can be entered by running the interface FastEthernet 0/1 ( int fa0/1) configuration command. Ĭonfiguration mode contains several sub-modes. To enter configuration mode, a user executes the configure terminal ( conf t) command.
Commands entered in configuration mode update the active configuration file, but the actual changes in configuration take place only after the device reboots. Unlike exec and enable mode, configuration mode accepts configuration commands - commands that tell the switch the details of what to do and how to do it.
Accessing the CLI by any of the three methods logs the user into Exec