Cisco 1232AG Hardware Installation Guide - Page 53
Getting Help, Abbreviating Commands, Using no and default Forms of Commands
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Chapter 5 Using the Command-Line Interface Getting Help 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 5-2. Table 5-2 Help Summary Command help abbreviated-command-entry? abbreviated-command-entry ? command ? command keyword ? Purpose Obtains a brief description of the help system in any command mode. Obtains a list of commands that begin with a particular character string. For example: ap# di? dir disable disconnect Completes a partial command name. For example: ap# sh conf ap# show configuration Lists all commands available for a particular command mode. For example: ap> ? Lists the associated keywords for a command. For example: ap> show ? Lists the associated arguments for a keyword. For example: ap(config)# cdp holdtime ? Length of time (in sec) that receiver must keep this packet Abbreviating Commands You have to enter only enough characters for the access point to recognize the command as unique. This example shows how to enter the show configuration privileged EXEC command: ap# show conf Using no and default Forms of Commands Most configuration commands also have a no form. In general, use the no form to disable a feature or function or reverse the action of a command. For example, the no shutdown interface configuration command reverses the shutdown of an interface. Use the command without the keyword no to re-enable a disabled feature or to enable a feature that is disabled by default. OL-4310-01 Cisco Aironet 1200 Series Access Point Hardware Installation Guide 5-3