Dell PowerConnect 3548 Command Line Interface Guide - Page 515

802.1x Commands aaa authentication dot1x The aaa authentication dot1x Global Configuration mode command specifies one or more authentication, authorization, and accounting (AAA) methods for use on interfaces running IEEE 802.1X. Use the no form of this command to return to the default configuration. Syntax • aaa authentication dot1x default method1 [method2...] • no aaa authentication dot1x default • method1 [method2...] - At least one from the following table: Keyword Radius None Description Uses the list of all RADIUS servers for authentication Uses no authentication Default Configuration No authentication method is defined. Command Mode Global Configuration mode. User Guidelines • Additional methods of authentication are used only if the previous method returns an error and not if the request for authentication is denied. To ensure that authentication succeeds even if all methods return an error, specify none as the final method in the command line. • The RADIUS server must support MD-5 challenge and EAP type frames. • The device accepts EAP frames with a priority tag and also accepts EAP packets with VLAN tags. 802.1x Commands 515