176Examples# Enable the multicast trigger feature on GigabitEthernet 1/0/1. system-view[Sysname] interface gigabitethernet 1/0/1[Sysname-GigabitEthernet1/0/1] dot1x multicast-triggerRelated commandsdisplay dot1xdot1x timer tx-perioddot1x unicast-triggerdot1x port-controlUse dot1x port-control to set the authorization state for the port.Use undo dot1x port-control to restore the default.Syntaxdot1x port-control { authorized-force | auto | unauthorized-force }undo dot1x port-controlDefaultThe default port authorization state is auto.ViewsEthernet interface viewPredefined user rolesnetwork-adminParametersauthorized-force: Places the port in authorized state, enabling users on the port to access thenetwork without authentication.auto: Places the port initially in unauthorized state to allow only EAPOL packets to pass, and placesthe port in authorized state after a user passes authentication. You can use this option in mostscenarios.unauthorized-force: Places the port in unauthorized state, denying any access requests from userson the port.Usage guidelinesYou can use this command to set the port authorization state to determine whether a client is grantedaccess to the network.Examples# Set the authorization state of port GigabitEthernet 1/0/1 to unauthorized-force. system-view[Sysname] interface gigabitethernet 1/0/1[Sysname-GigabitEthernet1/0/1] dot1x port-control unauthorized-forceRelated commandsdisplay dot1x