ZyXEL Communications MGS3700-12C

To Next Page

To Previous Page

Chapter 26 IP Source Guard

MGS3700-12C User’s Guide

277

26.4 DHCP Snooping

Use this screen to look at various statistics about the DHCP snooping database. To

open this screen, click Advanced Application > IP Source Guard > DHCP

Snooping.

Figure 132 DHCP Snooping

Main Page

About this User's Guide3
Document Conventions5
Safety Warnings7
Contents Overview9
- Table of Contents9
Table of Contents11
Introduction and Hardware23
Part I: Introduction and Hardware23
Chapter 1 Getting to Know Your Switch25
- Introduction25
- Ipv6 Support28
- Ways to Manage the Switch28
- Good Habits for Managing the Switch29
Chapter 2 Hardware Installation and Connection31
- Installation Scenarios31
- Desktop Installation Procedure31
- Mounting the Switch on a Rack32
- Hardware Overview35
Chapter 3 Hardware Overview35
- Front Panel35
- Rear Panel43
- Leds43
- Configuring the Switch44
Chapter 4 The Web Configurator47
- Introduction47
- System Login47
- The Web Configurator Layout48
  - Change Your Password52
- Saving Your Configuration52
- Switch Lockout53
- Resetting the Switch53
  - Reload the Configuration File53
- Logging out of the Web Configurator55
- Help55
Chapter 5 Initial Setup Example57
- Overview57
  - Creating a VLAN57
  - Setting Port VID58
- Configuring Switch Management IP Address60
- Tutorials63
Chapter 6 Tutorials63
- How to Use DHCP Snooping on the Switch63
- How to Use DHCP Relay on the Switch67
- How to Use Pppoe IA on the Switch72
  - Configuring Switch a73
  - Configuring Switch B75
- How to Use Error Disable and Recovery on the Switch78
- How to Set up a Guest VLAN80
- How to Do Port Isolation in a VLAN85
  - Creating a VLAN86
  - Creating a Private VLAN Rule89
Part II: Basic Configuration91
Basic Configuration91
Chapter 7 System Status and Port Statistics93
- Overview93
- Port Status Summary94
  - Status: Port Details96
- Basic Setting99
Chapter 8 Basic Setting99
- Overview99
- System Information100
- General Setup102
- Introduction to Vlans104
  - Smart Isolation105
- Switch Setup Screen106
- IP Setup108
  - Management IP Addresses108
- Port Setup112
Advanced115
Part III: Advanced115
- Vlan117
Chapter 9 VLAN117
- Introduction to IEEE 802.1Q Tagged Vlans117
  - Forwarding Tagged and Untagged Frames118
- Automatic VLAN Registration118
  - Garp118
  - Gvrp118
- Port VLAN Trunking119
- Select the VLAN Type120
- Static VLAN120
- Subnet Based Vlans126
- Configuring Subnet Based VLAN127
- Protocol Based Vlans129
- Configuring Protocol Based VLAN130
- Create an IP-Based VLAN Example132
- Port-Based VLAN Setup132
  - Configure a Port-Based VLAN134
Chapter 10 Static MAC Forward Setup137
- Overview137
- Configuring Static MAC Forwarding137
Chapter 11 Static Multicast Forward Setup141
- Static Multicast Forwarding Overview141
- Configuring Static Multicast Forwarding142
Chapter 12 Filtering145
- Configure a Filtering Rule145
Chapter 13 Spanning Tree Protocol147
- STP/RSTP Overview147
- Spanning Tree Protocol Status Screen153
- Spanning Tree Configuration154
- Configure Rapid Spanning Tree Protocol155
- Rapid Spanning Tree Protocol Status157
- Configure Multiple Rapid Spanning Tree Protocol159
- Multiple Rapid Spanning Tree Protocol Status161
- Configure Multiple Spanning Tree Protocol163
- Multiple Spanning Tree Protocol Status166
Chapter 14 Bandwidth Control169
- Bandwidth Control Overview169
  - CIR and PIR169
- Bandwidth Control Setup170
Chapter 15 Broadcast Storm Control173
- Broadcast Storm Control Setup173
Chapter 16 Mirroring175
- Port Mirroring Setup175
- Rmirror177
- Link Aggregation185
Chapter 17 Link Aggregation185
- Link Aggregation Overview185
- Dynamic Link Aggregation185
  - Link Aggregation ID186
- Link Aggregation Status187
- Link Aggregation Setting189
- Link Aggregation Control Protocol191
- Static Trunking Example192
Chapter 18 Port Authentication195
- Port Authentication Overview195
  - IEEE 802.1X Authentication195
  - MAC Authentication196
- Port Authentication Configuration197
Chapter 19 Port Security205
- About Port Security205
- Port Security Setup206
- VLAN MAC Address Limit208
Chapter 20 Classifier211
- About the Classifier and Qos211
- Configuring the Classifier211
- Viewing and Editing Classifier Configuration214
- Classifier Example216
Chapter 21 Policy Rule219
- Policy Rules Overview219
Chapter 22 Queuing Method227
- Queuing Method Overview227
Chapter 23 VLAN Stacking231
- VLAN Stacking Overview231
Chapter 24 Multicast239
- Multicast Overview239
- Multicast Setting241
- IGMP Snooping VLAN244
- IGMP Filtering Profile246
- MVR Overview247
- General MVR Configuration249
- MVR Group Configuration251
  - MVR Configuration Example253
- Aaa255
- Authentication, Authorization and Accounting (AAA)255
Chapter 25 AAA255
- Local User Accounts256
- RADIUS and TACACS256
- AAA Screens256
- Supported RADIUS Attributes265
  - Attributes Used for Authentication266
  - Attributes Used for Accounting267
- IP Source Guard269
Chapter 26 IP Source Guard269
- IP Source Guard Overview269
- IP Source Guard273
- IP Source Guard Static Binding274
- DHCP Snooping277
- DHCP Snooping Configure280
  - DHCP Snooping Port Configure282
  - DHCP Snooping VLAN Configure283
- ARP Inspection Status285
  - ARP Inspection VLAN Status286
  - ARP Inspection Log Status287
- ARP Inspection Configure288
  - ARP Inspection Port Configure290
  - ARP Inspection VLAN Configure292
Chapter 27 Loop Guard295
- Loop Guard Overview295
- Loop Guard Setup297
Chapter 28 VLAN Mapping299
- VLAN Mapping Overview299
  - VLAN Mapping Example299
- Enabling VLAN Mapping300
- Configuring VLAN Mapping301
Chapter 29 Layer 2 Protocol Tunneling303
- Layer 2 Protocol Tunneling Overview303
  - Layer 2 Protocol Tunneling Mode304
- Configuring Layer 2 Protocol Tunneling305
Chapter 30 Sflow307
- Sflow Overview307
- Sflow Configuration308
  - Sflow Collector Configuration309
Chapter 31 Error Diable311
- CPU Protection Overview311
- Error-Disable Recovery Overview311
- The Error Disable Screen312
- CPU Protection Configuration312
- Error-Disable Detect Configuration313
- Error-Disable Recovery Configuration315
Chapter 32 Pppoe317
- Pppoe Intermediate Agent Overview317
- Pppoe Intermediate Agent Tag Format317
  - Sub-Option Format318
  - Port State319
- Pppoe320
- Pppoe Intermediate Agent320
- Pppoe IA Per-Port321
  - Pppoe IA Per-Port Per-VLAN324
- Pppoe IA for VLAN325
Chapter 33 Private VLAN327
- Private VLAN Overview327
- Configuring Private VLAN328
Chapter 34 Green Ethernet331
- Green Ethernet Overview331
- Configuring Green Ethernet332
IP Application335
Part IV: IP Application335
- Static Route337
Chapter 35 Static Route337
- Static Routing Overview337
- Configuring Static Routing338
Chapter 36 Differentiated Services341
- Diffserv Overview341
  - DSCP and Per-Hop Behavior341
  - Diffserv Network Example342
- Two Rate Three Color Marker Traffic Policing342
  - TRTCM-Color-Blind Mode343
  - TRTCM-Color-Aware Mode344
- Activating Diffserv344
  - Configuring 2-Rate 3 Color Marker Settings346
- DSCP-To-IEEE 802.1P Priority Settings347
  - Configuring DSCP Settings348
Chapter 37 DHCP349
- DHCP Overview349
  - DHCP Modes349
  - DHCP Configuration Options349
- DHCP Status350
- DHCP Relay350
- Configuring DHCP VLAN Settings353
  - Example: DHCP Relay for Two Vlans354
Part V: Management357
- Maintenance359
Management357
Chapter 38 Maintenance359
- The Maintenance Screen359
- Load Factory Default360
- Save Configuration360
- Reboot System361
- Firmware Upgrade361
- Restore a Configuration File362
- Backup a Configuration File363
- FTP Command Line363
Chapter 39 Access Control367
- Access Control Overview367
- The Access Control Main Screen367
- About SNMP368
- SSH Overview379
- How SSH Works380
- SSH Implementation on the Switch381
  - Requirements for Using SSH381
- Introduction to HTTPS381
- HTTPS Example382
- Service Port Access Control385
- Remote Management386
Chapter 40389
Diagnostic389
- Syslog391
Chapter 41 Syslog391
- Syslog Overview391
- Syslog Setup392
- Syslog Server Setup393
Chapter 42 Cluster Management395
- Cluster Management Status Overview395
- Cluster Management Status396
  - Cluster Member Switch Management397
  - Uploading Firmware to a Cluster Member Switch398
- Clustering Management Configuration400
Chapter 43 MAC Table403
- MAC Table Overview403
- Viewing the MAC Table404
Chapter 44 ARP Table407
- ARP Table Overview407
  - How ARP Works407
- Viewing the ARP Table408
  - Configure Clone409
Chapter 45 Configure Clone409
Troubleshooting & Product Specifications413
Part VI: Troubleshooting & Product Specifications413
- Troubleshooting415
Chapter 46 Troubleshooting415
- Power, Hardware Connections, and Leds415
- Switch Access and Login416
- Switch Configuration418
Chapter 47 Product Specifications419
- Fan Module Removal and Installation427
Part VII: Appendices and Index429
Appendices and Index429
Appendix A Common Services431
Appendix B Legal Information435
- Zyxel Limited Warranty437
Index439

ZyXEL Communications MGS3700-12C - DHCP Snooping

Table of Contents

Related product manuals