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265

Chapter 20

Simple Network Management Protocol

SNMPv1 and v2c

This chapter contains a description of SNMPv1 and SMNMPv2c and the

procedures for configuring with these protocols. This chapter contains the

following sections:

 “SNMPv1 and SNMPv2c Overview” on page 266

 “Trap Receiver Attributes” on page 267

 “SNMPv1/v2 User and Group Names” on page 269

 “SNMPv1/v2 Community Strings” on page 271

 “SNMP Traps” on page 273

Note

To permanently save your new settings or any changes to the

configuration file, select Save Configuration to Flash from the main

menu on the left side of the page.

Default Chapter3
- Table of Contents3
List of Figures9
List of Tables13
Preface15
- Where to Find Web-Based Product Information16
- Contacting Allied Telesis17
Chapter 1 : Starting a Web Browser Session19
- Establishing a Remote Connection to the Web Browser Interface20
- Figure 1. Entering a Switch's IP Address in the URL Field20
- Figure 2. Management Login Dialog Box20
- Figure 3. AT-GS950/24 Switch Information Page21
- Figure 4. AT-GS950/24 Front Panel Page22
- Web Browser Tools23
- Quitting a Web Browser Management Session24
Chapter 2 : Basic Switch Configuration25
- Configuration of IP Address, Subnet Mask and Gateway Address26
- Figure 5. IP Setup Page26
- IP Access List Configuration28
  - Create an IP Access List28
  - Figure 6. IP Access List Page28
  - Delete an IP Address List Entry30
- System Time31
  - Manually Setting System Time31
  - Figure 7. System Time Page31
  - Setting SNTP32
  - Setting Daylight Savings Parameters33
- DHCP and ATI Web Discovery Tool34
- DHCP Client Configuration35
- DHCP Auto Configuration37
- Figure 8. DHCP Auto Configuration Settings Page37
- System Management Information38
- Figure 9. AT-GS950/24 Management Page38
- User Name and Password Configuration40
  - Add New User Name and Password40
  - Figure 10. Administration Page40
  - Modify User Name and Password41
  - Figure 11. Modify Administration Page41
  - Delete User Name and Password42
- User Interface Configuration43
  - SNMP Interface43
  - Figure 12. User Interface Page43
  - User Interface Timeout44
- System Information Display45
- Figure 13. AT-GS950/24 Switch Information Page45
- Switch Reboot47
  - Password Protection of Factory Reset47
  - Switch Reboot48
  - Configure Factory Default Values49
  - Figure 14. Factory Default Reset/Reboot Page49
  - Disabling Factory Default Reset Feature51
  - Figure 15. Factory Default Reset/Reboot Page with Password Entry51
  - Enabling Factory Default Reset52
  - Figure 16. Factory Default Reset Disabled Page52
  - Figure 17. Factory Default Reset/Reboot Page with Password Entry53
- Pinging a Remote System54
- Figure 18. Ping Test Configuration Page54
- Figure 19. Ping Test Results Page55
- SSL Settings56
  - Configuring SSL56
  - Figure 20. SSL Settings Page56
- System Log Configuration58
- Figure 21. System Log Configuration Page58
Chapter 3 : Port Configuration61
- Overview62
- Display and Configure Ports63
- Figure 22. AT-GS950/24 Physical Interface Page63
Chapter 4 : Port Mirroring69
- Overview70
- Port Mirroring Configuration71
- Figure 23. AT-GS950/24 Mirroring Page71
- Disable Port Mirroring73
Chapter 5 : Virtual Lans75
- VLAN Overview76
  - Port-Based VLAN Overview77
  - Tagged VLAN Overview78
- Assign Ports to a VLAN Mode81
- Figure 24. AT-GS950/24 VLAN Mode Page81
- Tagged VLAN Configuration83
- Tagged VLAN Port Settings89
- Figure 28. AT-GS950/24 VLAN Port Setting Page89
- Port-Based VLAN Configuration91
Chapter 6 : GVRP95
- Overview and Guidelines96
- General Configuration97
- Figure 31. GVRP Global Configuration Page97
- Port Settings98
- Figure 32. AT-GS950/24 Port Settings Page98
- Time Settings100
- Figure 33. AT-GS950/24 GVRP Time Setting Page100
Chapter 7 : Voice VLAN103
- Overview104
- General Guidelines107
- Configuration108
- Figure 34. AT-GS950/24 Voice VLAN Setting Page108
- OUI Setting111
Chapter 8 : STP and RSTP113
- Overview114
- Basic STP and RSTP Configuration123
- Figure 40. Rapid Spanning Tree Configuration Page123
- Configure RSTP Port Settings126
- Spanning Tree Topology131
- Figure 43. AT-GS950/24 Designated Topology Information Page131
Chapter 9 : Multiple Spanning Tree Protocol133
- Multiple Spanning Tree Configuration134
  - Head2134
  - Figure 44. Multiple Spanning Tree Configuration Page134
- VLAN Mapping137
- Port Configuration139
- Figure 46. AT-GS950/24 MSTP Port Configuration Page139
- Port Settings142
- Figure 47. MSTP Port Settings Page142
- Topology Information144
- Figure 48. AT-GS950/24 Topology Information Page144
Chapter 10 : Static Port Trunking147
- Overview148
- Figure 49. Static Port Trunk Example148
- Create a Port Trunk151
- Figure 50. Trunking Page151
- Modify a Port Trunk153
- Disable a Port Trunk155
Chapter 11 : LACP Port Trunks157
- Overview158
- System Priority159
- Port Priority Value159
- General Guidelines161
- Group Status163
- Port Priority Configuration166
- Figure 54. AT-GS950/24 Port Priority Page166
Chapter 12 : Quality of Service (Cos)167
- Overview168
- Mapping Cos Priorities to Egress Queues173
- Figure 55. Cos Page173
- Associate Ports to Cos Priorities175
- Figure 56. AT-GS950/24 Port Priority Page175
- Associate DSCP Classes to Egress Queues176
- Figure 57. DSCP Class Mapping Page176
- Queue Scheduling Algorithm177
- Figure 58. Scheduling Algorithm Page177
Chapter 13 : Access Control Configuration179
- Classifier180
- Profile Action185
- In-Profile Action189
- Out-Profile Action193
- Port List197
- Policy200
- Policy Sequence205
- Figure 77. Policy Sequence Page205
Chapter 14 : Storm Control207
- Overview208
  - Ingress Rate Limiting209
  - Egress Rate Limiting209
- Configuration210
- Figure 78. AT-GS950/24 Storm Control Page210
- Ingress Rate Limiting212
- Figure 79. AT-GS950/24 Ingress Rate Limiting Page212
- Egress Rate Limiting214
- Figure 80. AT-GS950/24 Egress Rate Limiting Page214
Chapter 15 : MAC Address Table215
- Overview216
- Static Unicast MAC Address Configuration218
- Figure 81. AT-GS950/24 Static Unicast Address Table Page218
- Modify Static Unicast Address220
- Delete Static Unicast Address221
- Static Multicast Address Configuration222
- Figure 82. AT-GS950/24 Static Multicast Address Table Page222
- Modify Static Multicast Address224
- Delete Static Multicast Address225
Chapter 16 : DHCP Snooping227
- Overview228
- General Guidelines230
- General Configuration231
- Figure 83. General Settings Page231
- VLAN Setting233
- Trusted and Untrusted Port Configuration235
- Figure 85. AT-GS950/24 Trusted Interfaces Page235
- Binding Database236
Chapter 17 : IGMP Snooping239
- Overview240
- IGMP Snooping Configuration242
- Figure 87. IGMP Snooping Page242
- Figure 88. IGMP Snooping Page with MAC Address243
Chapter 18 : Security245
- Port Access Control246
- RADIUS Client251
- Dial-In User - Local Authentication254
- Destination MAC Filter257
Chapter 19 : LLDP259
- Overview260
- Global Configuration261
- Neighbors Information264
- Figure 94. LLDP Neighbors Information Page264
Chapter 20 : Simple Network Management Protocol Snmpv1 and V2C265
- Snmpv1 and Snmpv2C Overview266
- Trap Receiver Attributes267
- Activate SNMP Interface268
- Snmpv1/V2 User and Group Names269
- Snmpv1/V2 Community Strings271
- SNMP Traps273
Chapter 21 : Simple Network Management Protocol Snmpv3275
- Snmpv3 Overview276
- Snmpv3 User and Group Names280
- Snmpv3 View Names282
- View Table285
- Snmpv3 Traps287
Chapter 22 : RMON289
- Overview290
- Enable and Disable RMON291
- Figure 102. RMON Basic Settings Page291
- Port Statistics292
- Figure 103. Ethernet Statistics Configuration Page292
- Histories293
- Figure 104. History Control Configuration Page293
- Events295
- Figure 105. RMON Event Configuration Page295
- Alarms297
- Figure 106. RMON Alarm Configuration Page298
Chapter 23 : Network Statistics301
- Overview302
- Traffic Comparison Statistics303
- Figure 107. Traffic Comparison Page303
- Table 6 Traffic Comparison Options304
- Error Group Statistics306
- Figure 108. Error Group Chart Page306
- Historical Status Charts308
- Figure 109. Historical Status Chart Page308
- Table 7 Historical Status Options309
Chapter 24 : Management Software Updates311
- Overview312
- Upgrade Firmware Image Via HTTP313
- Figure 110. Firmware Upgrade Via HTTP Page314
- Upgrade Firmware Image Via TFTP315
- Figure 111. Firmware Upgrade Via TFTP Page316
- Download or Upload a Configuration File Via HTTP317
- Download or Upload a Configuration File Via TFTP320
Chapter 25 : Loopback Protection323
- Configuration324
- Figure 116. AT-GS950/24 Loopback Detection Page324
- Status326
Chapter 26 : Cable Diagnostics327
- Figure 117. Cable Diagnostics Page327
Appendix A: MSTP Overview329
- Overview330
- Multiple Spanning Tree Instance (MSTI)332
- General Guidelines335
- VLAN and MSTI Associations336
- Ports in Multiple Mstis337
- Multiple Spanning Tree Regions338
- Associating Vlans to Mstis343
- Figure 122. CIST and VLAN Guideline - Example 1343
- Figure 123. CIST and VLAN Guideline - Example 2344
- Vlans Across Different Regions345
- Figure 124. Spanning Regions - Example 1345
- Figure 125. Spanning Regions Without Blocking346
- Summary of Guidelines347
Appendix A: AT-GS950/24 Default Parameters349
- Table 9. AT-S109 Version 1.1.0 Management Software Default Settings349
  - Specifications350
  - Default Setting353

Brand	Allied Telesis
Model	AT-GS950/24
Category	Network Router
Language	English

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