Enterasys VH-2402-L3 Management Manual page 6

DVMRP Routing Table...................................................... 108
Load Factory Defaults ....................................................... 108
Reboot............................................................................... 110
SNMP ................................................................................ 112
Authentication ................................................................... 112
Traps ................................................................................. 113
MIBs .................................................................................. 114
Packet Forwarding ............................................................ 115
MAC Address Aging Time................................................. 115
Filtering.............................................................................. 116
Spanning Tree................................................................... 117
Bridge Protocol Data Units................................................ 119
Creating a Stable STP Topology ...................................... 120
STP Port States ................................................................ 121
User-Changeable STA Parameters .................................. 123
Illustration of STP.............................................................. 124
Port Trunking..................................................................... 126
VLANs ............................................................................... 128
Notes About VLANs on the VH-2402-L3........................... 128
IEEE 802.1Q VLANs ......................................................... 129
802.1Q VLAN Packet Forwarding..................................... 129
802.1Q VLAN Tags ........................................................... 130
Port VLAN ID..................................................................... 132
Tagging and Untagging..................................................... 133
Ingress Filtering................................................................. 134
VLANs in Layer 2 Only Mode............................................ 135
Layer 3-Based VLANs....................................................... 135
IP Addressing and Subnetting .......................................... 136
Definitions.......................................................................... 136
IP Addresses..................................................................... 136
Address Classes ............................................................... 138
Subnet Masking ................................................................ 139
Calculating the Number of Subnets and Nodes................ 140
Classless InterDomain Routing - CIDR............................ 141
Setting up IP Interfaces..................................................... 143
Layer 3-Based VLANs....................................................... 145
Internet Protocols .............................................................. 145
Protocol Layering .............................................................. 145
Layer 1 .............................................................................. 148
Layer 2 .............................................................................. 148
Layer 3 .............................................................................. 148
Layer 4 .............................................................................. 149
Layer 7 .............................................................................. 149
vi VH-2402-L3 Management Guide