Command Line Interface
4-112
4
Command Mode
Interface Configuration
Command Usage
• The VLAN to be used as the guest VLAN must be defined and set as active
(“vlan database” on page 4-223).
• When used with 802.1x authentication, the intrusion-action configuration
must be set for ‘guest-vlan’ to be effective (“dot1x intrusion-action” on
page 4-105).
Example
mac-authentication reauth-time
Use this command to set the time period after which a connected MAC address
must be re-authenticated. Use the no form of this command to restore the default
value.
Syntax
mac-authentication reauth-time seconds
no mac-authentication reauth-time
seconds - The reauthentication time period.
(Range: 120-1000000 seconds)
Default Setting
1800
Command Mode
Global Configuration
Command Usage
• The reauthentication time is a global setting and applies to all ports.
• When the reauthentication time expires for a secure MAC address it is
reauthenticated with the RADIUS server. During the reauthentication process
traffic through the port remains unaffected.
Example
Console(config)#interface ethernet 1/1
Console(config-if)#network-access guest-vlan 25
Console(config-if)#
Console(config)#mac-authentication reauth-time 300
Console(config)#
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