z are con not co ure a Guest VLAN for this port.z is confi nly one MAC address authentication user canaccess the port. Even if you set the limit on the number of MAC address authentication users tofiguratiz n ove the VLANove this VLAN, you mus he Guest VLVLAN module in this manual for the description on the undo vlan command.Only one Guest VLAN can be configured for a port, and the VLAN configured as the Guest VLANxisting VLAN. Otherwise, the Guest VLAN configuration does not take effect. If younge the Guest VLAN for a port, you must remove the current Guest VLAN and thenconfigure a new Guest VLAN for this port.zIf more than one clientWhen a Guest VLANnected to a port, you cangured for a port, onfigmore than one, the conThe undo vlan command canwant to remon does not take effect.ot be used to remt remove tconfigured as a Guest VLAN. If youAN configuration for it. Refer to thezmust be an ewant to chaz 802.1x authentication cannot be enabled for a port configured with a Guest VLAN.The Guest VLAN function for MAC address authentication does not take effect when port securityis enabled.Configuri Address Authentication Users Allowed toAccess a PortYou can configure the maximum number of MAC address authentication users for a port in order toess users hasnfigured maximum number, the switch will not trigger MAC address authentication forsubsequent access users, and thus these subsequent access users cannot access the networknormally.F ure the ntic ed toang the Maximum Number of MACcontrol the maximum number of users accessing a port. After the number of accexceeded the coollow these steps to configccess a port:maximum number of MAC address authe ation users allowTo do... Use the command... RemarksEnter system view system-view —Enter Ethernet port view interface interface-typeinterface-number —Configure the maximumnumber of MAC address mac-authenticationRequiredBy default, the mauthentication users allaccess a portowed to max-auth-numuser-numberaximum numberof MAC address authenticationusers allowed to access a port is256.35-6