... reliability1.Providing multiple user authentication modes such as 802.1x authentication.2.Powerful ACL, and L2 ... . CascadingClusterBridgingIEEE 802.1D-1998 STP, IEEE 802.1w (RST) and IEEE 802.1s (MSTP)VLANSupporting port-based VLAN, 802.1Q-labelled ... SNMP and RMONSupporting multiple general network management softwareNetwork securityIEEE 802.1x, port-based access control, RADIUS, TACACSSupporting ...