Allied Telesis AT-GS950/24 - Page 238

Allied Telesis AT-GS950/24

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Chapter 16: DHCP Snooping

238

Table of Contents

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

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