Router#configure? memory Configure from NV memory network Configure from a TFTP network host terminal Configure from the terminal You can also abbreviate commands and keywords by entering just enough characters to make the command unique from other commands. Include a space before the question mark. Router#co? configure connect copy To list keywords or arguments, enter a question mark in place of a keyword or argument. Router>? To obtain a list of commands that begin with a particular character sequence, type in those characters followed immediately by the question mark (?). To disable IP routing, enter the no ip routing command and enter ip routing to re-enable it.Ä£ Getting Help In any command mode, you can get a list of available commands by entering a question mark (?). For example, IP routing is enabled by default. Use the command without the keyword no to re-enable a disabled feature or to enable a feature that is disabled by default. In general, use the no form to disable a feature or function. Note: Almost every configuration command also has a no form. To enter configuration mode, enter the command configure terminal and exit by pressing Ctrl-Z. Use caution with configuration mode because all changes you enter take effect immediately. Configuration Mode Configuration mode has a set of submodes that you use for modifying interface settings, routing protocol settings, line settings, and so forth. Enter the command disable to exit from the privileged EXEC mode and return to user EXEC mode. Setup Enter configuration information at the prompts. Debug Display process and hardware event messages.
Privileged EXEC Mode: Privileged commands include the following: Configure Changes the software configuration. The user EXEC commands are a subset of the privileged EXEC commands. Prompt Router> Router# Router(config)# Router(config-if)# Prompted dialogĢ User EXEC Mode: When you are connected to the router, you are started in user EXEC mode.
From privileged EXEC mode, enter command setup. From global mode, enter interface type number.
From user EXEC mode, enter enable password command From privileged EXEC, enter configure terminal.
How to Enter the Mode First level accessed.
Modify configuration that affect the system as a whole.
System administration, set operating parameters. The prompt helps you identify which mode you are in and, therefore, which commands are available to you Mode of Operation User EXEC Privileged EXEC Global Config Interface Config Setup Usage Change terminal settings on a temporary basis, perform basic tests, and list system information. The following table describes some of the most commonly used modes, how to enter the modes, and the resulting prompts. The commands available in user EXEC mode are a subset of the commands available in privileged EXEC mode. The privileged mode is called privileged EXEC mode and requires a password. The unprivileged user mode is called user EXEC mode. For security purposes, the Cisco IOS software provides two levels of access to commands: user and privileged. Each command mode provides a different group of related commands. 1 Cisco Router Configuration Tutorial Cisco Inter-network Operating System: Cisco IOS Modes of Operation The Cisco IOS software provides access to several different command modes.