Command-Line Interface; Getting Help - Cisco Catalyst 4500 Series Command Reference Manual

Command-Line Interface

This chapter provides information for understanding and using the Cisco IOS command-line interface
(CLI) on the Catalyst 4500 series switch. This chapter includes the following sections:
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For an overview of the Catalyst 4500 series switch Cisco IOS configuration, refer to the Catalyst 4500
Series Switch Cisco IOS Software Configuration Guide.

Getting Help

To display a list of commands that you can use within a command mode, enter a question mark (?) at
the system prompt. You also can display keywords and arguments for each command with this
context-sensitive help feature.
Table 1-1
keyword, or an argument.
Table 1-1
Command
abbreviated-command-entry?
abbreviated-command-entry<Tab>
?
command ?
command keyword ?
OL-27596 -01
Getting Help, page 1-1
How to Find Command Options, page 1-2
Understanding Command Modes, page 1-5
Using the No and Default Forms of Commands, page 1-6
Using the CLI String Search, page 1-6
Saving Configuration Changes, page 1-11
lists commands you can enter to get help that is specific to a command mode, a command, a
Getting Help
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.4.0SG and IOS 15.1(2)SG)
C H A P T E R
Purpose
Displays a list of commands that begin with a
particular character string. (Do not leave a space
between the command and question mark.)
Completes a partial command name.
Lists all commands for the command mode.
Lists all keywords for the command. Leave a space
between the command and the question mark.
Lists all arguments for the keyword. Leave a space
between the keyword and the question mark.
1
1-1