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295

Network diagram for DHCP snooping configuration

GE1/0/1

Device

DHCP server

Switch

DHCP snooping

GE1/0/2

GE1/0/3

DHCP clientDHCP client

Configuration procedure

# Enable DHCP snooping.

 Select Network  DHCP from the navigation tree, and then click the DHCP Snooping tab. Perform the

following operation, as shown in a.

Main Page

Default Chapter1
- User Guide1
- Table of Contents3
Overview13
Configuration through the Web Interface14
- Web-Based Network Management Operating Environment14
- Logging in to the Web Interface14
  - Default Login Information14
  - Example15
- Logging out of the Web Interface16
- Introduction to the Web Interface16
- Web User Level17
- Introduction to the Web-Based NM Functions17
- Part Number25
- Introduction to the Common Items on the Web Pages25
- Configuration Guidelines27
Configuration at the CLI28
- Getting Started with the CLI28
- CLI Commands33
- Configuration Example for Upgrading the System Software Image at the CLI38
Configuration Wizard40
- Overview40
- Basic Service Setup40
IRF Stack Management44
- Configuring Stack Management44
- Stack Configuration Example48
- Configuration Guidelines54
Summary55
- Displaying Device Summary55
  - Displaying System Information55
  - Displaying Device Information56
Device Basic Information Configuration58
- Configuring Device Basic Information58
  - Configuring System Name58
  - Configuring Idle Timeout Period58
System Time Configuration60
- Configuring System Time60
- System Time Configuration Example61
- Configuration Guidelines63
Log Management Configuration64
- Configuring Log Management64
Configuration Management68
- Back up Configuration68
- Restore Configuration68
- Save Configuration69
- Initialize70
Device Maintenance71
- Software Upgrade71
- Device Reboot72
- Electronic Label73
- Diagnostic Information73
File Management75
- File Management Configuration75
Port Management Configuration77
- Configuring a Port77
  - Setting Operation Parameters for a Port77
  - Viewing the Operation Parameters of a Port81
- Port Management Configuration Example82
Port Mirroring Configuration86
- Introduction to Port Mirroring86
  - Implementing Port Mirroring86
- Local Port Mirroring86
- Configuring Local Port Mirroring87
- Configuration Examples90
  - Local Port Mirroring Configuration Example90
- Configuration Guidelines93
User Management94
- Overview94
- Managing Users94
Loopback Test Configuration97
- Overview97
- Loopback Operation97
- Configuration Guidelines98
Vct99
- Overview99
- Testing Cable Status99
Flow Interval Configuration101
- Overview101
- Monitoring Port Traffic Statistics101
  - Setting the Traffic Statistics Generating Interval101
  - Viewing Port Traffic Statistics101
Storm Constrain Configuration103
- Overview103
- Configuring Storm Constrain103
  - Setting the Traffic Statistics Generating Interval103
  - Configuring Storm Constrain104
RMON Configuration107
- Working Mechanism107
- RMON Groups108
- Configuring RMON109
- RMON Configuration Example120
Energy Saving Configuration125
- Overview125
- Configuring Energy Saving on a Port125
SNMP Configuration127
- SNMP Mechanism127
- SNMP Protocol Version128
- SNMP Configuration128
- SNMP Configuration Example139
Interface Statistics145
- Overview145
- Displaying Interface Statistics145
VLAN Configuration147
- Introduction to VLAN147
- VLAN Fundamentals147
- VLAN Types148
- Introduction to Port-Based VLAN149
- Configuring a VLAN150
- VLAN Configuration Example155
- Configuration Guidelines160
VLAN Interface Configuration161
- Configuring VLAN Interfaces161
Voice VLAN Configuration165
- OUI Addresses165
- Voice VLAN Assignment Modes165
- Security Mode and Normal Mode of Voice Vlans167
- Configuring the Voice VLAN167
- Voice VLAN Configuration Examples172
  - Configuring Voice VLAN on a Port in Automatic Voice VLAN Assignment Mode172
  - Configuring a Voice VLAN on a Port in Manual Voice VLAN Assignment Mode177
- Configuration Guidelines183
MAC Address Configuration184
- Configuring MAC Addresses185
  - Configuring a MAC Address Entry185
  - Setting the Aging Time of MAC Address Entries187
- MAC Address Configuration Example188
MSTP Configuration189
- Stp189
- Rstp196
- Mstp197
- Configuring MSTP202
- MSTP Configuration Example211
- Configuration Guidelines215
Link Aggregation and LACP Configuration217
- Basic Concepts217
- Link Aggregation Modes218
- Load Sharing Mode of an Aggregation Group220
- Configuring Link Aggregation and LACP220
- Link Aggregation and LACP Configuration Example226
- Configuration Guidelines229
LLDP Configuration230
- Background230
- Basic Concepts230
- How LLDP Works234
- Compatibility of LLDP with CDP234
- Protocols and Standards235
- Configuring LLDP235
- LLDP Configuration Examples250
  - Basic LLDP Configuration Example250
  - CDP-Compatible LLDP Configuration Example256
- Configuration Guidelines262
IGMP Snooping Configuration263
- Overview263
- Configuring IGMP Snooping266
- IGMP Snooping Configuration Example271
Routing Configuration278
- Routing Table278
- Static Route278
- Default Route279
- Configuring Ipv4 Routing279
  - Displaying the Ipv4 Active Route Table279
  - Creating an Ipv4 Static Route280
- Static Route Configuration Example281
- Precautions285
DHCP Overview286
- Introduction to DHCP286
- DHCP Address Allocation286
- DHCP Message Format288
- DHCP Options289
- Protocols and Standards290
DHCP Relay Agent Configuration291
- Introduction to DHCP Relay Agent291
  - Application Environment291
  - Fundamentals291
- DHCP Relay Agent Configuration Task List292
- Enabling DHCP and Configuring Advanced Parameters for the DHCP Relay Agent293
- Creating a DHCP Server Group294
- Enabling the DHCP Relay Agent on an Interface295
- Configuring and Displaying Clients' IP-To-MAC Bindings296
- DHCP Relay Agent Configuration Example297
DHCP Snooping Configuration300
- DHCP Snooping Overview300
- DHCP Snooping Configuration Task List302
- Enabling DHCP Snooping303
- Configuring DHCP Snooping Functions on an Interface305
- Displaying Clients' IP-To-MAC Bindings305
- DHCP Snooping Configuration Example306
Service Management Configuration311
- Configuring Service Management312
Diagnostic Tools314
- Ping314
- Trace Route314
- Diagnostic Tool Operations315
  - Ping Operation315
  - Trace Route Operation316
ARP Management318
- ARP Overview318
- Managing ARP Entries320
- Gratuitous ARP325
  - Introduction to Gratuitous ARP325
  - Configuring Gratuitous ARP325
ARP Attack Defense Configuration327
- ARP Detection327
802.1X Fundamentals332
- Architecture of 802.1X332
- Controlled/Uncontrolled Port and Port Authorization Status332
- 802.1X-Related Protocols333
  - Packet Formats333
  - EAP over RADIUS335
- Initiating 802.1X Authentication335
  - 802.1X Client as the Initiator335
  - Access Device as the Initiator335
- 802.1X Authentication Procedures336
802.1X Configuration340
- HP Implementation of 802.1X340
  - Access Control Methods340
  - Using 802.1X Authentication with Other Features340
- Configuring 802.1X341
- Configuration Examples346
  - 802.1X Configuration Example346
  - ACL Assignment Configuration Example353
AAA Configuration363
- Overview363
  - Introduction to AAA363
  - Domain-Based User Management364
- Configuring AAA364
- AAA Configuration Example370
RADIUS Configuration375
- Introduction to RADIUS375
- Client/Server Model375
- Security and Authentication Mechanisms375
- Basic Message Exchange Process of RADIUS376
- RADIUS Packet Format377
- Extended RADIUS Attributes379
- Protocols and Standards380
- Configuring RADIUS380
- RADIUS Configuration Example385
- Configuration Guidelines390
Users391
- Configuring Users391
  - Configuring a Local User391
  - Configuring a User Group393
PKI Configuration395
- PKI Overview395
- Configuring PKI397
- PKI Configuration Example409
  - Configuring a PKI Entity to Request a Certificate from a CA409
- Configuration Guidelines414
Port Isolation Group Configuration415
- Overview415
- Configuring a Port Isolation Group415
- Port Isolation Group Configuration Example416
Authorized IP Configuration418
- Overview418
- Configuring Authorized IP418
- Authorized IP Configuration Example419
ACL Configuration422
- ACL Overview422
- Configuring an ACL424
- Configuration Guidelines433
Qos Configuration434
- Introduction to Qos434
- Qos Configuration444
- Configuration Guidelines459
Acl/Qos Configuration Examples460
- Acl/Qos Configuration Example460
Poe Configuration470
- Poe Overview470
- Configuring Poe471
- Poe Configuration Example474
Support and Other Resources477
- Contacting HP477
- Related Information477
- Conventions477
- Subscription Service478
Index479

HP V1910 - Page 307

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