Cisco Systems 2950, 2955 Getting Help

2-3
Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide
OL-10101-02
Chapter 2 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 2-2.
Interface
configuration
While in global
configuration mode,
enter the interface
command (with a
specific interface).
Switch(config-if)# To exit to global
configuration mode,
enter exit.
To return to
privileged EXEC
mode, press Ctrl-Z or
enter end.
Use this mode to configure
parameters for the switch
interfaces and Long-Reach
Ethernet (LRE) customer
premises equipment (CPE)
device interfaces.
To configure multiple
interfaces with the same
parameters, see the
“Configuring a Range of
Interfaces” section on
page 10-5.
Line configuration While in global
configuration mode,
specify a line with
the line vty or line
console command.
Switch(config-line)# To exit to global
configuration mode,
enter exit.
To return to
privileged EXEC
mode, press Ctrl-Z or
enter end.
Use this mode to configure
parameters for the terminal
line.
Table 2-1 Command Mode Summary (continued)
Mode Access Method Prompt Exit Method About This Mode
Tab l e 2-2 Help Summary
Command Purpose
help Obtain a brief description of the help system in any command mode.
abbreviated-command-entry?Obtain a list of commands that begin with a particular character string.
For example:
Switch# di?
dir disable disconnect
abbreviated-command-entry<Tab>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> ?