Configuring Port and User-Based Access Control (802.1X) Overview General 802.1X authenticator operation General operating rules and notes General setup procedure for 802.1X access control Configuring switch ports as 802.1X authenticators 802.1X Open VLAN mode Option for authenticator ports: configure port-security to allow only 802.1X-authenticated devices Configuring switch ports to operate as supplicants for 802.1X connections to other switches Displaying 802.1X configuration, statistics, and counters How RADIUS/802.1X authentication affects VLAN operation Messages related to 802.1X operation