Dell PowerEdge M420 Reference Manual page 219

no aaa authentication dot1x default
Parameter Description
Parameter
radius
ias
local
none
Default Configuration
No default authentication method is defined.
Command Mode
Global Configuration mode
User Guidelines
Only one authentication method may be specified in the command. For the
RADIUS authentication method, if the RADIUS server cannot be contacted,
the supplicant fails authentication. The none method always allows access.
the ias method utililizes the internal authentication server.
Example
The following example configures 802.1x authentication to use no
authentication. Absent any other configuration, this command allows all
802.1x users to pass traffic through the switch.
console(config)# aaa authentication dot1x default
none
The following example configures 802.1x authentication to use a RADIUS
server. A RADIUS server must be configured using the radius-server host auth
command for the radius method to succeed.
console(config)#aaa authentication dot1x default
radius
Description
Uses the list of all authentication servers for authentication.
Uses the internal authentication server.
Use the local authentication method.
Uses no authentication.
AAA Commands
219