Dell PowerConnect 8024 - DHCP Snooping VLAN Configuration

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764 Snooping and Inspecting Traffic

DHCP Snooping VLAN Configuration

Use the DHCP Snooping VLAN Configuration page to control the DHCP

snooping mode on each VLAN.

To access the DHCP Snooping VLAN Configuration page, click Switching

→

DHCP Snooping

→

VLAN Configuration in the navigation panel.

Figure 27-5. DHCP Snooping VLAN Configuration

Main Page

Default Chapter2
- Notes and Cautions2
- Table of Contents3
1 Introduction49
- About this Document49
- Audience50
- Document Conventions50
- Additional Documentation51
2 Switch Features53
- System Management Features54
- Stacking Features59
  - High Port Count59
- Single IP Management59
- Automatic Firmware Update for New Stack Members59
- Master Failover with Transparent Transition60
- Nonstop Forwarding on the Stack60
- Hot Add/Delete and Firmware Synchronization60
- Security Features60
- Switching Features66
- Link Aggregation Features75
  - Link Aggregation75
  - Link Aggregate Control Protocol (LACP)75
- Routing Features77
- Ipv6 Routing Features79
- Quality of Service (Qos) Features81
3 Hardware Overview87
- Powerconnect 8000-Series and 8100-Series Front Panel87
4 Using Dell Openmanage Switch103
- Administrator103
5 Using the Command-Line Interface109
- Accessing the Switch through the CLI109
6 Default Settings117
7 Setting the IP Address and Other121
- Basic Network Information121
- Configuring Basic Network Information (CLI)134
- Basic Network Information Configuration Example138
8 Managing QSFP Ports141
9 Managing a Switch Stack143
- Stacking Overview143
10 Configuring Authentication179
- Authorization, and Accounting179
  - AAA Overview179
    - Methods180
    - Access Lines181
- Authentication181
- Authorization182
  - Exec Authorization Capabilities183
- Accounting184
- Authentication Examples185
- Authorization Examples189
- Using RADIUS Servers to Control Management Access194
11 Monitoring and Logging System205
- Information205
- Monitoring System Information and Configuring Logging (CLI)227
- Logging Configuration Examples234
12 Managing General System Settings239
- System Settings Overview239
- Default General System Information242
- Configuring General System Settings (Web)243
- Configuring System Settings (CLI)260
- General System Settings Configuration Examples266
13 Configuring SNMP273
- SNMP Overview273
- Default SNMP Values275
- Configuring SNMP (Web)277
- Configuring SNMP (CLI)295
- SNMP Configuration Examples304
  - Configuring Snmpv1 and Snmpv2304
  - Configuring Snmpv3305
14 Managing Images and Files309
- Image and File Management Overview309
15 Automatically Updating the Image337
- And Configuration337
- Default Auto Configuration Values349
- Managing Auto Configuration (Web)350
  - Auto-Install Configuration350
- Managing Auto Configuration (CLI)351
  - Managing Auto Configuration351
- Auto Configuration Example352
  - Enabling DHCP Auto Configuration and Auto Image Download352
16 Monitoring Switch Traffic355
- Traffic Monitoring Overview355
- Default Traffic Monitoring Values360
- Monitoring Switch Traffic (Web)361
- Monitoring Switch Traffic (CLI)386
- Traffic Monitoring Configuration Examples392
  - Configuring Sflow392
  - Configuring RMON394
17 Configuring Iscsi Optimization395
- Iscsi Optimization Overview395
- Default Iscsi Optimization Values402
- Configuring Iscsi Optimization (Web)403
- Configuring Iscsi Optimization (CLI)407
- Iscsi Optimization Configuration Examples409
  - Configuring Iscsi Optimization between Servers and a Disk Array409
18 Configuring Captive Portal413
- Captive Portal Overview413
- Default Captive Portal Behavior and Settings418
- Configuring the Captive Portal (Web)420
- Configuring Captive Portal (CLI)441
- Captive Portal Configuration Example447
  - Configuration Overview448
  - Detailed Configuration Procedures449
19 Configuring Port Characteristics451
- Port Overview451
20 Configuring Port and System469
- Security469
- Port Security (Port-MAC Locking)507
  - Default 802.1X Values507
  - Configuring Port Security (CLI)510
- Denial of Service511
21 Configuring Access Control Lists513
- ACL Overview513
- Configuring Acls (Web)520
- Configuring Acls (CLI)533
- ACL Configuration Examples541
22 Configuring Vlans551
- VLAN Overview551
- Default VLAN Behavior566
- Configuring Vlans (Web)568
23 Configuring the Spanning Tree619
- Protocol619
- Default STP Values629
- Configuring Spanning Tree (Web)630
- Configuring Spanning Tree (CLI)642
- STP Configuration Examples647
  - Configuring STP647
  - Configuring MSTP649
24 Discovering Network Devices651
- Device Discovery Overview651
25 Configuring Port-Based Traffic679
- Control679
- Default Port-Based Traffic Control Values682
- Configuring Port-Based Traffic Control (Web)683
- Configuring Port-Based Traffic Control (CLI)690
- Port-Based Traffic Control Configuration Example693
26 Configuring L2 Multicast Features695
- L2 Multicast Overview695
- Snooping Switch Restrictions703
- Default L2 Multicast Values705
- Configuring L2 Multicast Features (Web)707
- Configuring L2 Multicast Features (CLI)740
- Case Study on a Real-World Network Topology748
  - Multicast Snooping Case Study748
27 Snooping and Inspecting Traffic753
- Traffic Snooping and Inspection Overview753
- Default Traffic Snooping and Inspection Values759
- Configuring Traffic Snooping and Inspection (Web)761
- Configuring Traffic Snooping and Inspection (CLI)782
- Traffic Snooping and Inspection Configuration Examples787
  - Configuring DHCP Snooping787
  - Configuring IPSG789
28 Configuring Link Aggregation791
- Link Aggregation Overview791
- Default Link Aggregation Values795
- Configuring Link Aggregation (Web)796
- Configuring Link Aggregation (CLI)803
29 Configuring Data Center Bridging809
- Features809
30 Managing the MAC Address Table849
- MAC Address Table Overview849
- Default MAC Address Table Values850
- Managing the MAC Address Table (Web)851
  - Static Address Table851
  - Dynamic Address Table853
- Managing the MAC Address Table (CLI)854
  - Managing the MAC Address Table854
31 Configuring Routing Interfaces855
- Routing Interface Overview855
- Default Routing Interface Values860
- Configuring Routing Interfaces (Web)861
- Configuring Routing Interfaces (CLI)867
32 Configuring DHCP Server Settings871
- DHCP Overview871
- Default DHCP Server Values873
- Configuring the DHCP Server (Web)874
- Configuring the DHCP Server (CLI)886
- DHCP Server Configuration Examples890
  - Configuring a Dynamic Address Pool890
  - Configuring a Static Address Pool892
33 Configuring IP Routing895
- IP Routing Overview895
- Default IP Routing Values897
- Configuring IP Routing Features (Web)899
- Configuring IP Routing Features (CLI)911
- IP Routing Configuration Example916
  - Configuring Powerconnect Switch a917
  - Configuring Powerconnect Switch B918
34 Configuring L2 and L3 Relay919
- Features919
35 Configuring OSPF and Ospfv3943
- OSPF Overview944
- OSPF Feature Details946
- Default OSPF Values952
- Configuring OSPF Features (Web)954
- Configuring Ospfv3 Features (Web)971
- Ospfv3 Route Redistribution Configuration985
- Ospfv3 Route Redistribution Summary986
- NSF Ospfv3 Configuration987
- Configuring OSPF Features (CLI)988
- Configuring Ospfv3 Features (CLI)999
- OSPF Configuration Examples1008
36 Configuring RIP1031
- RIP Overview1031
- Default RIP Values1033
- Configuring RIP Features (Web)1034
- Configuring RIP Features (CLI)1039
- RIP Configuration Example1043
37 Configuring VRRP1045
- VRRP Overview1045
- Default VRRP Values1049
- Configuring VRRP Features (Web)1050
- Configuring VRRP Features (CLI)1058
  - Configuring VRRP Settings1058
- VRRP Configuration Example1060
  - VRRP with Load Sharing1060
  - VRRP with Route and Interface Tracking1064
38 Configuring Ipv6 Routing1069
- Ipv6 Routing Overview1069
  - How Does Ipv6 Compare with Ipv41070
  - How Are Ipv6 Interfaces Configured1070
- Default Ipv6 Routing Values1071
- Configuring Ipv6 Routing Features (Web)1073
- Configuring Ipv6 Routing Features (CLI)1083
- Ipv6 Static Reject and Discard Routes1090
39 Configuring Dhcpv6 Server and Relay Settings1093
- Dhcpv6 Overview1093
- Default Dhcpv6 Server and Relay Values1095
- Configuring the Dhcpv6 Server and Relay (Web)1096
- Configuring the Dhcpv6 Server and Relay (CLI)1105
40 Configuring Differentiated Services1113
- Services1113
- Diffserv Configuration Examples1136
  - Providing Subnets Equal Access to External Network1136
  - Diffserv for Voip1139
41 Configuring Class-Of-Service1143
- Cos Overview1143
- Default Cos Values1146
- Configuring Cos (Web)1147
- Configuring Cos (CLI)1154
- Cos Configuration Example1157
42 Configuring Auto Voip1161
- Auto Voip Overview1161
  - How Does Auto-Voip Use Acls1162
- Default Auto Voip Values1162
- Configuring Auto Voip (Web)1163
  - Auto Voip Global Configuration1163
  - Auto Voip Interface Configuration1163
- Configuring Auto Voip (CLI)1166
43 Managing Ipv4 and Ipv6 Multicast1167
- L3 Multicast Overview1167
- Default L3 Multicast Values1185
- Configuring General Ipv4 Multicast Features (Web)1187
- Configuring Ipv6 Multicast Features (Web)1194
  - Ipv6 Multicast Route Table1194
- Configuring IGMP and IGMP Proxy (Web)1195
- Configuring MLD and MLD Proxy (Web)1204
- MLD Proxy Configuration Summary1211
- MLD Proxy Interface Membership Information1212
- Detailed MLD Proxy Interface Membership Information1213
- Configuring PIM for Ipv4 and Ipv6 (Web)1214
- Configuring DVMRP (Web)1226
- Configuring L3 Multicast Features (CLI)1233
Constants1257
44 System Process Definitions1267
Index1275

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