2-2
Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide
78-11380-10
Chapter 2 Using the Command-Line Interface
Cisco IOS Command Modes
Table 2-1 describes the main command modes, how to access each one, the prompt you see in that mode, and
how to exit the mode. The examples in the table use the host name Switch.
Table 2-1 Command Mode Summary
Mode Access Method Prompt Exit Method About This Mode
User EXEC Begin a session with
your switch.
Switch>
Enter logout or quit. Use this mode to
• Change terminal
settings.
• Perform basic tests.
• Display system
information.
Privileged EXEC While in user EXEC
mode, enter the
enable command.
Switch#
Enter disable to exit. Use this mode to verify
commands that you have
entered. Use a password to
protect access to this mode.
Global configuration While in privileged
EXEC mode, enter
the configure
command.
Switch(config)#
To exit to privileged
EXEC mode, enter
exit or end, or press
Ctrl-Z.
Use this mode to configure
parameters that apply to the
entire switch.
Config-vlan While in global
configuration mode,
enter the
vlan vlan-id
command.
Switch(config-vlan)#
To exit to global
configuration mode,
enter the exit
command.
To return to
privileged EXEC
mode, press Ctrl-Z or
enter end.
Use this mode to configure
VLAN parameters. When
VTP mode is transparent,
you can create
extended-range VLANs
(VLAN IDs greater than
1005) and save
configurations in the switch
startup configuration file.
VLAN configuration While in privileged
EXEC mode, enter
the vlan database
command.
Switch(vlan)#
To exit to privileged
EXEC mode, enter
exit.
Use this mode to configure
VLAN parameters for
VLANs 1 to 1005 in the
VLAN database.
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