Dell PowerConnect 7048P

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Figure 27-6. DHCP Snooping VLAN Configuration Summary

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Default Chapter1
- Series Switch1
- Notes and Cautions2
- Table of Contents3
1 Introduction49
- About this Document49
- Audience49
- Document Conventions50
- Additional Documentation50
2 Switch Features51
- System Management Features52
- Stacking Features56
- Security Features57
- Spanning Tree Protocol Features70
- Link Aggregation Features71
  - Link Aggregation71
  - Link Aggregate Control Protocol (LACP)71
- Routing Features72
- Ipv6 Routing Features74
3 Hardware Overview81
- Powerconnect 7000 Series Front Panel81
- Powerconnect 7000 Series Back Panel87
- LED Definitions91
4 Using Dell Openmanage Switch97
- Administrator97
- About Dell Openmanage Switch Administrator97
- Starting the Application98
- Understanding the Interface99
- Defining Fields101
- Understanding the Device View102
  - Using the Device View Port Features102
  - Using the Device View Switch Locator Feature102
5 Using the Command-Line Interface103
- Accessing the Switch through the CLI103
6 Default Settings111
7 Setting the IP Address and Other115
- Basic Network Information115
- Configuring Basic Network Information (CLI)128
- Basic Network Information Configuration Example132
8 Managing a Switch Stack135
- Stacking Overview135
- Default Stacking Values145
- Managing and Monitoring the Stack (Web)146
- Managing the Stack (CLI)155
  - Configuring Stack Member and NSF Settings155
  - Viewing and Clearing Stacking and NSF Information156
- Stacking and NSF Usage Scenarios157
9 Controlling Management Access169
- Management Access Control Overview169
- Default Management Security Values178
- Controlling Management Access (Web)180
10 Monitoring and Logging System235
- Information235
  - System Monitoring Overview235
- What Is the Log Message Format238
- What Factors Should be Considered When Configuring Logging239
- Default Log Settings239
- Monitoring System Information and Configuring Logging (Web)240
- Monitoring System Information and Configuring Logging (CLI)259
11 Managing General System Settings271
- System Settings Overview271
- Default General System Information277
- Configuring General System Settings (Web)278
- Configuring System Settings (CLI)299
- General System Settings Configuration Examples308
12 Configuring SNMP313
- SNMP Overview313
- Default SNMP Values315
- Configuring SNMP (Web)317
- Configuring SNMP (CLI)335
- SNMP Configuration Examples344
  - Configuring Snmpv1 and Snmpv2344
  - Configuring Snmpv3345
13 Managing Images and Files349
- Image and File Management Overview349
- Managing Images and Files (Web)356
- Managing Images and Files (CLI)364
- File and Image Management Configuration Examples368
14 Automatically Updating the Image and Configuration375
- Auto Configuration Overview375
- Default Auto Configuration Values385
- Managing Auto Configuration (Web)386
  - Auto-Install Configuration386
- Managing Auto Configuration (CLI)387
  - Managing Auto Configuration387
- Auto Configuration Example388
  - Enabling USB Auto Configuration and Auto Image Download388
  - Enabling DHCP Auto Configuration and Auto Image Download390
15 Monitoring Switch Traffic391
- Traffic Monitoring Overview391
- Default Traffic Monitoring Values396
- Monitoring Switch Traffic (Web)397
- Monitoring Switch Traffic (CLI)421
- Traffic Monitoring Configuration Examples427
  - Configuring Sflow427
  - Configuring RMON429
16 Configuring Iscsi Optimization431
- Iscsi Optimization Overview431
- Default Iscsi Optimization Values435
- Configuring Iscsi Optimization (Web)436
- Configuring Iscsi Optimization (CLI)440
- Iscsi Optimization Configuration Examples442
  - Configuring Iscsi Optimization between Servers and a Disk Array442
17 Configuring a Captive Portal445
- Captive Portal Overview445
- Default Captive Portal Behavior and Settings450
- Configuring the Captive Portal (Web)452
- Configuring a Captive Portal (CLI)473
- Captive Portal Configuration Example479
  - Configuration Overview480
  - Detailed Configuration Procedures481
18 Configuring Port Characteristics483
- Port Overview483
- Default Port Values489
- Configuring Port Characteristics (Web)490
19 Configuring 802.1X and Port-Based505
- Security505
- Configuring Port-Based Security (CLI)524
- Port-Based Security Configuration Examples531
20 Configuring Access Control Lists539
- ACL Overview539
- Configuring Acls (Web)545
- Configuring Acls (CLI)558
- ACL Configuration Examples566
21 Configuring Vlans571
- VLAN Overview571
- Default VLAN Behavior580
- Configuring Vlans (Web)582
- Configuring Vlans (CLI)602
- VLAN Configuration Examples615
22 Configuring the Spanning Tree629
- Protocol629
23 Discovering Network Devices659
- Device Discovery Overview659
  - What Is ISDP659
- What Is LLDP659
- What Is LLDP-MED660
- Why Are Device Discovery Protocols Needed660
- Default IDSP and LLDP Values661
- Configuring ISDP and LLDP (Web)663
- Configuring ISDP and LLDP (CLI)678
- Device Discovery Configuration Examples683
  - Configuring ISDP683
  - Configuring LLDP684
24 Configuring Port-Based Traffic687
- Control687
25 Configuring L2 Multicast Features703
- L2 Multicast Overview703
- Default L2 Multicast Values708
- Configuring L2 Multicast Features (Web)710
- Configuring L2 Multicast Features (CLI)743
26 Configuring Connectivity Fault761
- Management761
27 Snooping and Inspecting Traffic781
- Traffic Snooping and Inspection Overview781
- Default Traffic Snooping and Inspection Values787
- Configuring Traffic Snooping and Inspection (Web)789
- Configuring Traffic Snooping and Inspection (CLI)810
- Traffic Snooping and Inspection Configuration Examples815
  - Configuring DHCP Snooping815
  - Configuring IPSG817
28 Configuring Link Aggregation819
- Link Aggregation Overview819
- Default Link Aggregation Values823
- Configuring Link Aggregation (Web)824
- Configuring Link Aggregation (CLI)830
- Link Aggregation Configuration Examples834
  - Configuring Dynamic Lags834
  - Configuring Static Lags835
29 Managing the MAC Address Table837
- MAC Address Table Overview837
- Default MAC Address Table Values838
- Managing the MAC Address Table (Web)839
  - Static Address Table839
  - Dynamic Address Table841
- Managing the MAC Address Table (CLI)842
  - Managing the MAC Address Table842
30 Configuring Routing Interfaces843
- Routing Interface Overview843
- Default Routing Interface Values847
- Configuring Routing Interfaces (Web)849
- Configuring Routing Interfaces (CLI)855
31 Configuring DHCP Server Settings859
- DHCP Overview859
- Default DHCP Server Values861
- Configuring the DHCP Server (Web)862
- Configuring the DHCP Server (CLI)874
- DHCP Server Configuration Examples878
  - Configuring a Dynamic Address Pool878
  - Configuring a Static Address Pool880
32 Configuring IP Routing883
- IP Routing Overview883
- Default IP Routing Values885
- Configuring IP Routing Features (Web)887
- Configuring IP Routing Features (CLI)899
33 Configuring L2 and L3 Relay907
- Features907
34 Configuring OSPF and Ospfv3931
- OSPF Overview932
- Default OSPF Values934
- Configuring OSPF Features (Web)936
- Configuring Ospfv3 Features (Web)952
- Configuring OSPF Features (CLI)969
- Configuring Ospfv3 Features (CLI)981
- OSPF Configuration Examples991
35 Configuring RIP1005
- RIP Overview1005
- Default RIP Values1008
- Configuring RIP Features (Web)1009
- Configuring RIP Features (CLI)1014
- RIP Configuration Example1018
36 Configuring VRRP1021
- VRRP Overview1021
- Default VRRP Values1025
- Configuring VRRP Features (Web)1026
- Configuring VRRP Features (CLI)1034
  - Configuring VRRP Settings1034
- VRRP Configuration Example1036
  - VRRP with Load Sharing1036
  - VRRP with Route and Interface Tracking1040
37 Configuring Ipv6 Routing1045
- Ipv6 Routing Overview1045
  - How Does Ipv6 Compare with Ipv41046
  - How Are Ipv6 Interfaces Configured1046
- Default Ipv6 Routing Values1047
- Configuring Ipv6 Routing Features (Web)1049
- Configuring Ipv6 Routing Features (CLI)1059
38 Configuring Dhcpv6 Server and Relay Settings1065
- Dhcpv6 Overview1065
- Default Dhcpv6 Server and Relay Values1067
- Configuring the Dhcpv6 Server and Relay (Web)1068
- Configuring the Dhcpv6 Server and Relay (CLI)1077
39 Configuring Differentiated Services1085
- Services1085
- Diffserv Configuration Examples1107
  - Providing Subnets Equal Access to External Network1107
  - Diffserv for Voip1111
40 Configuring Class-Of-Service1115
- Cos Overview1115
- Default Cos Values1118
- Configuring Cos (Web)1119
- Configuring Cos (CLI)1125
- Cos Configuration Example1128
41 Configuring Auto Voip1131
- Auto Voip Overview1131
- Default Auto Voip Values1132
- Configuring Auto Voip (Web)1132
  - Auto Voip Global Configuration1132
  - Auto Voip Interface Configuration1133
- Configuring Auto Voip (CLI)1135
42 Managing Ipv4 and Ipv6 Multicast1137
- L3 Multicast Overview1137
- Default L3 Multicast Values1147
- Configuring General Ipv4 Multicast Features (Web)1149
- Multicast Admin Boundary Summary1153
- Multicast Static Mroute Configuration1154
- Multicast Static Mroute Summary1155
- Configuring Ipv6 Multicast Features (Web)1156
  - Ipv6 Multicast Route Table1156
- Configuring IGMP and IGMP Proxy (Web)1157
- Configuring MLD and MLD Proxy (Web)1166
Index1217

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