ZyXEL Communications XMG1915 Series

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Chapter 58 DHCP Snooping

XMG1915 Series User’s Guide

346

3 Configure trusted and untrusted ports, and specify the maximum number of DHCP packets that each

port can receive per second.

4 Configure static bindings.

Main Page

default chapter3
- Document Conventions3
- Contents Overview4
- Table of Contents4
- Table of Contents6
- Part I: User's Guide20
- User's Guide20
- Getting to Know Your Switch21
- Introduction21
- Management Modes22
- Mode Changing23
- Poe25
- ZON Utility25
- Example Applications26
- Poe Example Application26
- Backbone Example Application27
- Bridging or Fiber Optic Uplink Example Application28
- High Performance Switching Example28
- IEEE 802.1Q VLAN Application Examples29
- Ways to Manage the Switch29
- Good Habits for Managing the Switch30
- Freestanding Installation Procedure31
- Hardware Installation and Connection31
- Installation Scenarios31
- Safety Precautions31
- Installation Requirements32
- Wall Mounting (XMG1915-10E and XMG1915-10EP Only)32
- Installation Requirements34
- Mounting the Switch on a Rack34
- Attaching the Mounting Brackets to the Switch35
- Mounting the Switch on a Rack35
- Precautions35
Chapter 3 Hardware Panels37
- Front Panel Connections37
- Hardware Panels37
- Multi-Gigabit Ethernet Ports38
- Poe (XMG1915-10EP and XMG1915-18EP)39
- SFP/SFP+ Slots39
- Grounding41
- Rear Panel41
- AC Power Connection43
- Leds47
- Part II: Technical Reference49
- Technical Reference49
Chapter 4 Web Configurator50
- Overview50
- System Login50
- Web Configurator50
- Zyxel One Network (ZON) Utility53
- Requirements54
- Run the ZON Utility54
- Wizard58
- Basic59
- Protection64
- Vlan66
- Qos67
- Web Configurator Layout68
- Tables and Lists74
- Change Your Password75
- Reset the Switch76
- Restore Button76
- Save Your Configuration76
- Switch Lockout76
- Help77
- Log out of the Web Configurator77
- Create a VLAN78
- Initial Setup Example78
- Overview78
- Set Port VID79
- Configure Switch Management IP Address80
Chapter 6 Tutorials83
- How to Use Dhcpv4 Snooping on the Switch83
- Overview83
- Tutorials83
- Create a VLAN87
- DHCP Relay Tutorial Introduction87
- How to Use Dhcpv4 Relay on the Switch87
- Configure Dhcpv4 Relay89
- Troubleshooting89
- Dashboard91
- New User Interface91
- Port Status94
- Quick Links to Use94
Chapter 8 MONITOR96
- Monitor96
- ARP Table97
- ARP Table Overview97
Chapter 9 ARP Table97
- Viewing the ARP Table97
- What You Can Do97
- What You Need to Know97
Chapter 10 IP Table99
- IP Table99
- IP Table Overview99
- Viewing the IP Table100
Chapter 11 Ipv6 Neighbor Table101
- Ipv6 Neighbor Table101
- Ipv6 Neighbor Table Overview101
- Viewing the Ipv6 Neighbor Table101
Chapter 12 MAC Table103
- MAC Table103
- MAC Table Overview103
- What You Can Do103
- What You Need to Know103
- Viewing the MAC Table104
Chapter 13 Neighbor106
- Neighbor106
- Neighbor Overview106
- What You Can Do106
- Neighbor Details107
Chapter 14 Path MTU Table110
- Path MTU Overview110
- Path MTU Table110
- Viewing the Path MTU Table110
Chapter 15 Port Status111
- Port Status111
- What You Can Do111
- Port Details112
- DDMI115
- DDMI Details115
- Port Utilization117
Chapter 16 Routing Table118
- Ipv4 Routing Table118
- Routing Table118
- Routing Table Overview118
- What You Can Do118
- Ipv6 Routing Table119
Chapter 17 System Information120
- System Information120
- What You Can Do120
Chapter 18 System Log122
- System Log122
- System Log Overview122
- System123
Chapter 20 Cloud Management124
- Cloud Management124
- Cloud Management Overview124
- Nebula Center Control Discovery124
Chapter 21 General Setup126
- General Setup126
- Hardware Monitor Setup128
Chapter 22 Interface Setup129
- Interface Setup129
- Interface Setup Overview129
- Add/Edit Interfaces130
Chapter 23 IP Setup131
- IP Setup131
- IP Setup Overview131
- IP Status131
- What You Can Do131
- IP Status Details132
- IP Setup134
- Add/Edit IP Interfaces135
- Network Proxy Configuration136
Chapter 24 Ipv6138
- Ipv6138
- Ipv6 Overview138
- Ipv6 Status138
- What You Can Do138
- Ipv6 Interface Status Details139
- Ipv6 Global Setup141
- Ipv6 Interface Setup142
- Edit an Ipv6 Interface143
- Ipv6 Link-Local Address Setup143
- Edit an Ipv6 Link-Local Address144
- Add/Edit an Ipv6 Global Address145
- Ipv6 Global Address Setup145
- Ipv6 Neighbor Discovery Setup146
- Edit an Ipv6 Neighbor Discovery147
- Edit Ipv6 Router Discovery148
- Ipv6 Router Discovery Setup148
- Ipv6 Prefix Setup149
- Add/Edit Ipv6 Prefix150
- Ipv6 Neighbor Setup151
- Add/Edit Ipv6 Neighbor152
- Dhcpv6 Client Setup152
- Edit Dhcpv6 Client153
Chapter 25 Logins155
- Logins155
- Set up Login Accounts155
Chapter 26 SNMP157
- Configure SNMP157
- Snmp157
- SNMP Overview157
- What You Can Do157
- Add/Edit SNMP User159
- Configure SNMP User159
- SNMP Trap Group161
- Enable or Disable Sending of SNMP Traps on a Port162
- Technical Reference162
- About SNMP163
Chapter 27 Switch Setup166
- Introduction to Vlans166
- Switch Setup166
- Switch Setup Overview166
Chapter 28 Syslog Setup168
- Syslog Overview168
- Syslog Setup168
- What You Can Do168
- Add/Edit a Syslog Server170
Chapter 29 Time Range171
- Configuring Time Range171
- Time Range171
- Time Range Overview171
- What You Can Do171
- Add/Edit Time Range172
Chapter 30 PORT174
- Port174
Chapter 31 Green Ethernet175
- Configuring Green Ethernet175
- Green Ethernet175
- Green Ethernet Overview175
Chapter 32 Link Aggregation177
- Link Aggregation177
- Link Aggregation Overview177
- What You Can Do177
- What You Need to Know177
- Link Aggregation Status179
- Link Aggregation Setting180
- Link Aggregation Control Protocol182
- Static Trunking Example184
- Technical Reference184
- Link Layer Discovery Protocol (LLDP)186
- LLDP Overview186
- LLDP-MED Overview187
- LLDP Local Status188
- What You Can Do - LLDP188
- What You Can Do - LLDP MED188
- LLDP Local Port Status Details190
- LLDP Remote Status192
- LLDP Remote Port Status Details193
- LLDP Setup197
- Basic TLV Setting199
- Org-Specific TLV Setting200
- LLDP-MED Setup201
- Add/Edit LLDP-MED Network Policy202
- LLDP-MED Network Policy202
- LLDP-MED Location203
- Add/Edit LLDP-MED Location204
Chapter 34 Poe Setup207
- Poe Setup207
- Poe Status (for Poe Models Only)207
- Poe Setup209
- Poe Time Range Setup212
- Add/Edit Poe Time Range213
Chapter 35 Port Setup214
- Port Setup214
- Switching216
Chapter 37 Loop Guard217
- Loop Guard217
- Loop Guard Overview217
- What You Can Do217
- What You Need to Know217
- Loop Guard Setup219
Chapter 38 Mirroring220
- Mirroring220
- Mirroring Overview220
- Port Mirroring Setup220
Chapter 39 Multicast222
- Multicast222
- Multicast Overview222
- What You Can Do - Ipv4 Multicast222
- What You Need to Know222
- Ipv4 Multicast Status223
- IGMP Snooping224
- IGMP Snooping VLAN226
- Add/Edit IGMP Snooping Vlans227
- Static Multicast Forwarding228
- Static Multicast Forwarding Overview228
- What You Can Do228
- What You Need to Know228
- Static Multicast Forwarding by MAC229
- Add/Edit Static Multicast Forwarding by MAC230
- Differentiated Services231
- Diffserv Overview231
- What You Can Do231
- What You Need to Know231
- Activating Diffserv232
- DSCP-To-IEEE 802.1P Priority Settings233
- Configuring DSCP Settings234
Chapter 42 Queuing Method235
- Queuing Method235
- Queuing Method Overview235
- What You Can Do235
- What You Need to Know235
- Configuring Queuing236
- Assign Priority Queue238
Chapter 43 Priority Queue238
- Priority Queue238
- Priority Queue Overview238
- What You Can Do238
- Bandwidth Control240
- Bandwidth Control Overview240
- Bandwidth Control Setup240
Chapter 44 Bandwidth Control240
- What You Can Do240
- Spanning Tree Protocol242
- Spanning Tree Protocol Overview242
- What You Can Do242
- What You Need to Know242
- Spanning Tree Protocol Status244
- Spanning Tree Setup245
- Rapid Spanning Tree Protocol Status247
- Configure Rapid Spanning Tree Protocol249
- Multiple Spanning Tree Protocol Status251
- Configure Multiple Spanning Tree Protocol254
- Add/Edit Multiple Spanning Tree255
- Multiple Spanning Tree Protocol Port Setup257
- MSTP Network Example258
- Technical Reference258
- Common and Internal Spanning Tree (CIST)259
- MST Instance259
- MST Region259
Chapter 46 Static MAC Filtering261
- Configure a Static MAC Filtering Rule261
- Static MAC Filtering261
- Static MAC Filtering Overview261
- What You Can Do261
- Add/Edit a Static MAC Filtering Rule262
Chapter 47 Static MAC Forwarding263
- Configure Static MAC Forwarding263
- Static MAC Forwarding263
- Static MAC Forwarding Overview263
- What You Can Do263
- Add/Edit Static MAC Forwarding Rules264
Chapter 48 VLAN266
- Introduction to IEEE 802.1Q Tagged Vlans266
- Vlan266
- VLAN Overview266
- What You Can Do266
- What You Need to Know266
- VLAN Details269
- VLAN Status269
- Configure a Static VLAN270
- Add/Edit a Static VLAN271
- VLAN Port Setup272
- Voice VLAN273
- Add/Edit a Voice VLAN275
- MAC Based VLAN275
- Add/Edit a MAC Based VLAN276
- Vendor ID Based VLAN277
- Add/Edit a Vendor ID Based VLAN278
- Port-Based VLAN Setup278
- Configure a Port-Based VLAN279
- Networking283
- ARP Overview284
- ARP Setup284
Chapter 50 ARP Setup284
- What You Can Do284
- What You Need to Know284
- ARP Learning286
- Static ARP287
- Add/Edit Static ARP288
Chapter 51 DHCP290
- Dhcp290
- DHCP Overview290
- What You Can Do290
- What You Need to Know290
- Dhcpv4 Relay291
- Dhcpv4 Relay Status291
- Dhcpv4 Relay Agent Information292
- Add/Edit a Dhcpv4 Option 82 Profile293
- Dhcpv4 Option 82 Profile293
- Configuring Dhcpv4 Smart Relay294
- Add/Edit Dhcpv4 Global Relay Port295
- DHCP Smart Relay Configuration Example296
- Add/Edit Dhcpv4 VLAN Setting298
- Dhcpv4 VLAN Setting298
- Add/Edit Dhcpv4 VLAN Port299
- Example: DHCP Relay for Two Vlans300
- Dhcpv6 Relay301
- Add/Edit Dhcpv6 Relay302
Chapter 52 Static Route304
- Static Route304
- Static Routing Overview304
- Ipv4 Static Route305
- What You Can Do305
- Add/Edit Ipv4 Static Route306
- Add/Edit Ipv6 Static Route307
- Ipv6 Static Route307
- Security309
- Aaa310
- Authentication, Authorization and Accounting (AAA)310
Chapter 54 AAA310
- What You Can Do310
- What You Need to Know310
- RADIUS Server Setup311
- AAA Setup313
- Technical Reference315
- Vendor Specific Attribute315
- Attributes Used for Accounting316
- Attributes Used for Authentication316
- Supported RADIUS Attributes316
- Access Control318
- Access Control Overview318
Chapter 55 Access Control318
- Service Access Control318
- What You Can Do318
- Remote Management319
- Account Security320
- SSH Overview322
- Technical Reference322
- Introduction to HTTPS324
- Google Chrome Warning Messages326
Chapter 56 Storm Control327
- Storm Control327
- Storm Control Overview327
- Storm Control Setup327
- What You Can Do327
Chapter 57 Error-Disable329
- CPU Protection Overview329
- Error-Disable329
- Error-Disable Overview329
- Error-Disable Recovery Overview329
- What You Can Do329
- Error-Disable Status330
- CPU Protection Setup331
- Error-Disable Detect Setup332
- Error-Disable Recovery Setup333
Chapter 58 DHCP Snooping335
- DHCP Snooping335
- DHCP Snooping Overview335
- DHCP Snooping Status336
- What You Can Do336
- DHCP Snooping Setup339
- DHCP Snooping Port Setup340
- DHCP Snooping VLAN Setup342
- Add/Edit DHCP Snooping VLAN Ports343
- DHCP Snooping VLAN Port Setup343
- DHCP Snooping Overview344
- Technical Reference344
- About Port Security347
Chapter 59 Port Security347
- Port Security347
- Port Security Overview347
- Port Security Setup347
- Certificates350
Chapter 60 MAINTENANCE350
- Maintenance350
- Overview350
- What You Can Do350
- HTTPS Certificates351
- FTP Command Line352
- Technical Reference352
- Filename Conventions353
- FTP Command Line Procedure353
- FTP Restrictions354
- GUI-Based FTP Clients354
- Cluster Management Overview355
- Cluster Management Status355
- What You Can Do355
- Clustering Management Setup356
- Cluster Member Switch Management358
- Technical Reference358
- Backup Configuration360
- Restore Configuration360
- Erase Running-Configuration361
- Configure Clone362
- Save Configuration362
- Diagnostic364
- Firmware Upgrade365
- Reboot System367
- Tech-Support368
- Tech-Support Download369
- Part III: Troubleshooting and Appendices371
- Troubleshooting and Appendices371
Chapter 61 Troubleshooting372
- Power, Hardware Connections, and Leds372
- Troubleshooting372
- Switch Access and Login373
- Poe Supply375
- Switch Configuration375
- Nebula Registration376
Appendix A Customer Support377
Appendix B Common Services382
Appendix C Ipv6385
Appendix D Legal Information393
- Index398

ZyXEL Communications XMG1915 Series - Page 346

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