3.1.6.1 DNS Configuration....................................................................3-22 3.1.6.2 Host Configuration ....................................................................3-23 3.1.7 System File Update..........................................................................3-24 3.1.7.1 Download File...........................................................................3-24 3.1.7.2 Upload File................................................................................3-26 3.1.8 Management Access........................................................................3-27 3.1.8.1 HTTP Configuration ..................................................................3-27 3.1.8.2 HTTPS......................................................................................3-28 3.1.8.3 SSH Configuration ....................................................................3-31 3.1.8.4 Telnet Configuration..................................................................3-32 3.1.8.5 Console Port.............................................................................3-32 3.2 SNMP Manager.......................................................................................3-33 3.2.1 SNMP V1/V2....................................................................................3-33 3.2.1.1 Community Configuration .........................................................3-33 3.2.1.2 Trap Configuration ....................................................................3-34 3.2.1.3 Trap Flags.................................................................................3-35 3.2.2 SNMP V3 .........................................................................................3-36 3.2.2.1 User Configuration....................................................................3-37 3.3 Network Redundancy..............................................................................3-38 3.3.1 STP..................................................................................................3-38 3.3.1.1 STP Configuration.....................................................................3-42 3.3.1.2 CST Configuration ....................................................................3-43 3.3.1.3 CST Port Configuration.............................................................3-46 3.3.1.4 CST Port Status ........................................................................3-49 3.3.1.5 MST Configuration....................................................................3-52 3.3.1.6 MST Port Status........................................................................3-53 3.3.1.7 STP Statistics............................................................................3-55 3.4 Virtual LANs ............................................................................................3-56 3.4.1 VLAN Configuration .........................................................................3-57 3.4.2 VLAN Membership...........................................................................3-58 3.4.3 VLAN Status.....................................................................................3-59 3.4.4 Port PVID Configuration...................................................................3-59 3.4.5 GVRP Configuration ........................................................................3-61 3.5 Multicast Filtering ....................................................................................3-61 3.5.1 IGMP Snooping Configuration .........................................................3-64 3.5.2 IGMP VLAN Configuration ...............................................................3-65 3.5.3 IGMP Snooping Multicast Forwarding Table ....................................3-66 3.5.4 Multicast MAC Address Configuration..............................................3-66 ii