Allied Telesis AT-S63 - Manual (Page 7)

AT-S63 Management Software Features Guide
7
SNMPv3 User Table ................................................................................................................................ 230
SNMPv3 View Table ................................................................................................................................ 230
SNMPv3 Access Table ............................................................................................................................ 230
SNMPv3 SecurityToGroup Table............................................................................................................. 230
SNMPv3 Notify Table............................................................................................................................... 231
SNMPv3 Target Address Table ............................................................................................................... 231
SNMPv3 Target Parameters Table .......................................................................................................... 231
SNMPv3 Community Table...................................................................................................................... 231
SNMPv3 Configuration Example .................................................................................................................... 232
Section V: Spanning Tree Protocols ...................................................................... 233
Chapter 22: Spanning Tree and Rapid Spanning Tree Protocols ........................................................... 235
Supported Platforms....................................................................................................................................... 236
Overview......................................................................................................................................................... 237
Bridge Priority and the Root Bridge ................................................................................................................ 238
Path Costs and Port Costs....................................................................................................................... 239
Port Priority .............................................................................................................................................. 240
Forwarding Delay and Topology Changes ..................................................................................................... 242
Hello Time and Bridge Protocol Data Units (BPDU) ................................................................................ 242
Point-to-Point and Edge Ports.................................................................................................................. 243
Mixed STP and RSTP Networks .................................................................................................................... 245
Spanning Tree and VLANs............................................................................................................................. 246
Chapter 23: Multiple Spanning Tree Protocol ........................................................................................... 247
Supported Platforms....................................................................................................................................... 248
Overview......................................................................................................................................................... 249
Multiple Spanning Tree Instance (MSTI) ........................................................................................................ 250
MSTI Guidelines ............................................................................................................................................. 254
VLAN and MSTI Associations ........................................................................................................................ 255
Ports in Multiple MSTIs................................................................................................................................... 256
Multiple Spanning Tree Regions .................................................................................................................... 257
Region Guidelines.................................................................................................................................... 259
Common and Internal Spanning Tree (CIST) .......................................................................................... 260
MSTP with STP and RSTP ...................................................................................................................... 260
Summary of Guidelines .................................................................................................................................. 261
Associating VLANs to MSTIs.......................................................................................................................... 263
Connecting VLANs Across Different Regions ................................................................................................ 265
Section VI: Virtual LANs ....................................................................................... 267
Chapter 24: Port-based and Tagged VLANs ............................................................................................. 269
Supported Platforms....................................................................................................................................... 270
Overview......................................................................................................................................................... 271
Port-based VLAN Overview............................................................................................................................ 273
VLAN Name ............................................................................................................................................. 273
VLAN Identifier ......................................................................................................................................... 273
Untagged Ports ........................................................................................................................................ 274
Port VLAN Identifier ................................................................................................................................. 274
Guidelines to Creating a Port-based VLAN.............................................................................................. 275
Drawbacks of Port-based VLANs............................................................................................................. 275
Port-based Example 1.............................................................................................................................. 276
Port-based Example 2.............................................................................................................................. 277
Tagged VLAN Overview ................................................................................................................................. 279
Tagged and Untagged Ports .................................................................................................................... 280