Chapter 7
| Authentication Commands
802.1X Port Authentication
dot1x
re-authentication
dot1x timeout
quiet-period
Command Mode
Interface Configuration
Example
Console(config)#interface eth 1/2
Console(config-if)#dot1x port-control auto
Console(config-if)#
This command enables periodic re-authentication for a specified port. Use the no
form to disable re-authentication.
Syntax
[no] dot1x re-authentication
Command Mode
Interface Configuration
Command Usage
◆
The re-authentication process verifies the connected client's user ID and
password on the RADIUS server. During re-authentication, the client remains
connected the network and the process is handled transparently by the dot1x
client software. Only if re-authentication fails is the port blocked.
◆
The connected client is re-authenticated after the interval specified by the
dot1x timeout re-authperiod
Example
Console(config)#interface eth 1/2
Console(config-if)#dot1x re-authentication
Console(config-if)#
Related Commands
dot1x timeout re-authperiod (247)
This command sets the time that a switch port waits after the maximum request
count (see
page
244) has been exceeded before attempting to acquire a new client.
Use the no form to reset the default.
Syntax
dot1x timeout quiet-period seconds
no dot1x timeout quiet-period
seconds - The number of seconds. (Range: 1-65535)
command. The default is 3600 seconds.
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