Allied Telesis AT-S79 - Manual (Page 228)

Chapter 22: 802.1x Port-based Network Access Control
228 Section II: Using the Web Browser Interface
timeout conditions. The default value for this parameter is 10 seconds.
The range is 1 to 60 seconds.
Maximum Request.
Sets the maximum number of times that the switch retransmits an EAP
Request packet to the client before it times out the authentication
session. The default value for this parameter is 2 retransmissions. The
range is 1 to 10 retransmissions.
Re-auth Period.
Specifies the time period between periodic reauthentication of the
client. The default value is 3600 seconds. The range is 1 to 65,535
seconds.
Re-auth Status.
Specifies if reauthentication should occur according to the
reauthentication period. The options are Enabled or Disabled.
4. When you are finished configuring the parameters, click Apply at the
bottom of the 802.1x Configuration page.
5. If the port control setting is Auto and you want to return the EAPOL
machine state on the port to the initialized state, select Yes for the
Initialize parameter and click Apply.
6. If the port control setting is Auto and you want the node connected to
the port to reauthenticate with the RADIUS server, select Yes for the
Re-auth Initialize parameter and click Apply.