Getting Help; Abbreviating Commands - Cisco Catalyst 2950 Software Manual

Chapter 3 Using the Command-Line Interface

Getting Help

You can enter a question mark (?) at the system prompt to display a list of commands available for each
command mode. You can also obtain a list of associated keywords and arguments for any command, as
shown in
Table 3-2 Help Summary
Command
help
abbreviated-command-entry?
abbreviated-command-entry<Tab>
?
command ?
command keyword ?

Abbreviating Commands

You only have to enter enough characters for the switch to recognize the command as unique. This
example shows how to enter the show configuration command:
Switch# show conf
78-11380-03
Table 3-2.
Purpose
Obtain a brief description of the help system in any command mode.
Obtain a list of commands that begin with a particular character string.
For example:
Switch# di?
dir disable disconnect
Complete a partial command name.
For example:
Switch# sh conf<tab>
Switch# show configuration
List all commands available for a particular command mode.
For example:
Switch> ?
List the associated keywords for a command.
For example:
Switch> show ?
List the associated arguments for a keyword.
For example:
Switch(config)# cdp holdtime ?
<10-255> Length of time (in sec) that receiver must keep this packet
Catalyst 2950 Desktop Switch Software Configuration Guide

Getting Help

3-3