3Com 3C17205-US Implementation Guide - Page 152

152 INDEX obtaining 136 subnet mask 138 subnetwork portion 138 IP multicast addressing 39 IP routing address classes 137 L learned SDB entries 60 LEDs power 117 M MAC (Media Access Control) addresses IP address 136 manual configuration 100 masks subnet 138 Matrix (RMON group) 80 Max Age 52 monitoring power usage 118 multicast filtering 39 IGMP 42 multicasts, description 39 N network addresses 135 security 103 network configuration examples 128, 131 network login 17, 105 non-aging learned SDB entries 60 O obtaining registered IP address 136 P path costs. See port costs permanent SDB entries 60 port costs, default 51 port security 17, 103, 104 port trunks example 37 power guaranteed 116 power budgets 114 power LEDs 117 power management 18 Power over Ethernet 113 advantages 113 power plan 116 power usage 116 monitoring 118 priority in STP 50 Q QoS (see Quality of Service) 21, 61 Quality of Service 21, 61 profiles 72 R RADIUS 108, 112 authentication 109 Rapid Spanning Tree Protocol (RSTP) 20, 48 registered IP address, obtaining 136 Remote Monitoring. See RMON resilient links 46 Restore 23 RMON 22, 82 alarm events 81 benefits 79 default alarm settings 81 groups 78 Root Bridge 50 Root Path Cost 51 Root Port 51 Roving Analysis Port 21, 77 S Save 23 SDB. See Switch Database security network 103 segment, maximum length 124 smart auto-sensing 29 Spanning 20 Spanning Tree Protocol, see STP Statistics (RMON group) 78, 80 STP 47 avoiding the subdivision of VLANs 57 Bridge Identifier 50 Bridge Protocol Data Units 50 default port costs 51 default priority 50 Designated Bridge 51