Installation guide

General Security Measures
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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
mac-authentication intrusion-action
Use this command to configure the port response to a host MAC authentication
failure. Use the no form of this command to restore the default.
Syntax
mac-authentication intrusion-action [block traffic | pass traffic]
no mac-authentication intrusion-action
Default Setting
Block Traffic
Command Mode
Interface Config
Example
Console(config)#mac-authentication reauth-time 300
Console(config)#
Console(config-if)#mac-authentication intrusion-action block-traffic
Console(config-if)#