Specifications

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Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.3.0XO(15.1(1)XO)
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Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
authentication open
authentication op en
To enable open access on this port, use the authenti cation o pen command in interface configuration
mode. To disable open access on this port , use the no form of this command.
authentication open
no authentication open
Syntax Description This command has no arguments or keywo rds.
Command Default Disabled.
Command Modes Interface configur ation mode
Usage Guidelines O pen Access allows clients or devices to gain network access before authentication is performed.
You can verify your settings with the show authe ntication privileged EXEC command.
This command overrides the authentication host-mode session-type open global configu ration mode
command for the port only.
This command operates per-port rather than globally.
Examples The following example shows how to enable ope n access to a port:
Switch(config-if)# authentication open
Switch(config-if)#
The following example shows how to en able open access to a port:
Switch(config-if)# no authentication open
Switch(config-if)#
Related Commands Command Description
show authentication Displays Authentication Manager information.