Dot1X Re-Authenticate - Dell Networking 7048 Reference Manual

When configuring a port to use MAC-based authentication, the port must be
in switchport general mode.
Example
The following command enables MAC-based authentication on port 1/0/2
console(config)# interface gigabitethernet 1/0/2
console(config-if-1/0/2)# dot1x port-control mac-based

dot1x re-authenticate

Use the dot1x re-authenticate command in Privileged EXEC mode to enable
manually initiating a re-authentication of all 802.1x-enabled ports or the
specified 802.1x-enabled port.
Syntax
dot1x re-authenticate [gigabitethernet unit/slot/port | tengigabitethernet
unit/slot/port]
Default Configuration
This command has no default configuration.
Command Mode
Privileged EXEC mode
User Guidelines
This command has no user guidelines.
Example
The following command manually initiates a re-authentication of the 802.1x-
enabled port.
console# dot1x re-authenticate gigabitethernet 1/0/16
866
802.1x Commands