参考：802.1x 命令对照注释

The authentication manager commands in Cisco IOS Release12.2(50)SE or laterThe equivalent 802.1x commands in Cisco IOS Release 12.2(46)SE and earlierDescriptionauthentication control-direction both|indot1x control-directionboth|inEnable 802.1x authentication with the wake-on-LAN (WoL) feature, and configure the port control as unidirectional or bidirectional.authentication eventdot1x auth-fail vlandot1x critical (interface configuration)dot1x guest-vlan6Enable the restricted VLAN on a port.Enable the inaccessible-authentication-bypass feature.Specify an active VLAN as an 802.1x guest VLAN.authentication fallbackfallback-profiledot1x fallbackfallback-profileConfigure a port to use web authentication as a fallback method for clients that do not support 802.1x authentication.authentication host-modemulti-auth|multi-domain|multi-host|single-hostdot1x host-modesingle-host | multi-host | multi-domainAllow a single host (client) or multiple hosts on an802.1x-authorized port.authentication orderdot1x mac-auth-bypassEnable the MAC authentication bypass feature.authentication periodicdot1x reauthenticationEnable periodic re-authentication of the client.authentication port-controlauto|force-authorized| force-un authorizeddot1x port-control auto | force-authorized | force-unauthorizedEnable manual control of the authorization state of the port.authentication timerdot1x timeoutSet the 802.1x timers.authentication violationprotect|restrict|shutdowndot1x violation-modeshutdown|restrict|protectConfigure the violation modes that occur when a new device connects to a port or when a new device connects to a port after the maximum number of devices are connected to that port.show authenticationshow dot1xDisplay 802.1x statistics, administrative status, and operational status for the switch or