Important Points to Remember................................................................................................. 432
Enabling UDP Helper........................................................................................................................ 432
Configuring a Broadcast Address.....................................................................................................433
Configurations Using UDP Helper................................................................................................... 433
UDP Helper with Broadcast-All Addresses...................................................................................... 433
UDP Helper with Subnet Broadcast Addresses............................................................................... 434
UDP Helper with Configured Broadcast Addresses........................................................................ 435
UDP Helper with No Configured Broadcast Addresses.................................................................. 435
Troubleshooting UDP Helper...........................................................................................................436
21 IPv6 Routing....................................................................................................437
Protocol Overview............................................................................................................................ 437
Extended Address Space.............................................................................................................437
Stateless Autoconfiguration........................................................................................................437
IPv6 Headers............................................................................................................................... 438
Longest Prefix Match (LPM) Table and IPv6 /65 – /128 support.............................................. 439
IPv6 Header Fields...................................................................................................................... 440
Extension Header Fields..............................................................................................................441
Addressing...................................................................................................................................442
Implementing IPv6 with Dell Networking OS................................................................................. 444
ICMPv6..............................................................................................................................................446
Path MTU Discovery......................................................................................................................... 446
IPv6 Neighbor Discovery..................................................................................................................447
IPv6 Neighbor Discovery of MTU Packets.................................................................................448
Configuring the IPv6 Recursive DNS Server..............................................................................448
Debugging IPv6 RDNSS Information Sent to the Host ............................................................ 449
Displaying IPv6 RDNSS Information...........................................................................................449
Secure Shell (SSH) Over an IPv6 Transport..................................................................................... 450
Configuration Tasks for IPv6............................................................................................................450
Adjusting Your CAM-Profile........................................................................................................451
Assigning an IPv6 Address to an Interface................................................................................. 451
Assigning a Static IPv6 Route..................................................................................................... 452
Configuring Telnet with IPv6......................................................................................................453
SNMP over IPv6...........................................................................................................................453
Displaying IPv6 Information....................................................................................................... 453
Displaying an IPv6 Interface Information...................................................................................454
Showing IPv6 Routes..................................................................................................................454
Showing the Running-Configuration for an Interface.............................................................. 456
Clearing IPv6 Routes...................................................................................................................456
Configuring IPv6 RA Guard...............................................................................................................457
Configuring IPv6 RA Guard on an Interface.............................................................................. 459
Monitoring IPv6 RA Guard..........................................................................................................459
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