Owners Manual

DHCP Packet Format and Options................................................................................................... 311
Assign an IP Address using DHCP.....................................................................................................313
Implementation Information............................................................................................................ 314
Configure the System to be a DHCP Server.................................................................................... 315
Configuring the Server for Automatic Address Allocation.........................................................315
Specifying a Default Gateway..................................................................................................... 317
Configure a Method of Hostname Resolution........................................................................... 317
Using DNS for Address Resolution..............................................................................................317
Using NetBIOS WINS for Address Resolution.............................................................................317
Creating Manual Binding Entries................................................................................................ 318
Debugging the DHCP Server...................................................................................................... 318
Using DHCP Clear Commands...................................................................................................318
Configure the System to be a Relay Agent...................................................................................... 319
Configure the System to be a DHCP Client.....................................................................................321
DHCP Client Operation with Other Features.............................................................................321
DHCP Client on a Management Interface................................................................................. 322
Configure the System for User Port Stacking (Option 230)............................................................323
Configure Secure DHCP...................................................................................................................323
Option 82.................................................................................................................................... 323
DHCP Snooping..........................................................................................................................324
Drop DHCP Packets on Snooped VLANs Only..........................................................................326
Dynamic ARP Inspection............................................................................................................ 326
Configuring Dynamic ARP Inspection........................................................................................328
Source Address Validation................................................................................................................329
Enabling IP Source Address Validation.......................................................................................329
DHCP MAC Source Address Validation......................................................................................330
Enabling IP+MAC Source Address Validation............................................................................330
Viewing the Number of SAV Dropped Packets.......................................................................... 331
Clearing the Number of SAV Dropped Packets......................................................................... 331
15 Equal Cost Multi-Path (ECMP)..................................................................... 332
ECMP for Flow-Based Affinity.......................................................................................................... 332
Configuring the Hash Algorithm................................................................................................ 332
Enabling Deterministic ECMP Next Hop....................................................................................332
Configuring the Hash Algorithm Seed....................................................................................... 333
Link Bundle Monitoring.....................................................................................................................333
Managing ECMP Group Paths.................................................................................................... 334
Creating an ECMP Group Bundle...............................................................................................335
Modifying the ECMP Group Threshold...................................................................................... 335
16 FCoE Transit.....................................................................................................337
Fibre Channel over Ethernet.............................................................................................................337