5-3Using the Command Line InterfaceE NTERING C OMMANDSThis section describes how to enter CLI commands.Keywords and ArgumentsA CLI command is a series of keywords and arguments. Keywords identify acommand, and arguments specify configuration parameters. For example, in thecommand “show interfaces ethernet,” show and interfaces are keywords, andethernet is an argument that specifies the interface type.You can enter commands as follows:• To enter a simple command, enter the command keyword.• To enter commands that require parameters, enter the required parameters afterthe command keyword. For example, to set a password for the administrator,enter:Enterprise AP(config)#username smithMinimum AbbreviationThe CLI will accept a minimum number of characters that uniquely identify acommand. For example, the command “configure” can be entered as con. If anentry is ambiguous, the system will prompt for further input.Command CompletionIf you terminate input with a Tab key, the CLI will print the remaining charactersof a partial keyword up to the point of ambiguity. In the “configure” example,typing con followed by a tab will result in printing the command up to“configure.”Getting Help on CommandsYou can display a brief description of the help system by entering the helpcommand. You can also display command syntax by following a command withthe “?” character to list keywords or parameters.