Configure UDP Helper................................................................................................................444
Important Points to Remember.................................................................................................445
Enabling UDP Helper........................................................................................................................445
Configuring a Broadcast Address.....................................................................................................445
Configurations Using UDP Helper...................................................................................................446
UDP Helper with Broadcast-All Addresses......................................................................................446
UDP Helper with Subnet Broadcast Addresses...............................................................................447
UDP Helper with Configured Broadcast Addresses........................................................................448
UDP Helper with No Configured Broadcast Addresses..................................................................448
Troubleshooting UDP Helper...........................................................................................................449
21 IPv6 Routing....................................................................................................450
Protocol Overview............................................................................................................................450
Extended Address Space............................................................................................................450
Stateless Autoconfiguration.......................................................................................................450
IPv6 Headers................................................................................................................................451
Longest Prefix Match (LPM) Table and IPv6 /65 – /128 support..............................................452
IPv6 Header Fields.......................................................................................................................453
Extension Header Fields..............................................................................................................455
Addressing...................................................................................................................................456
Implementing IPv6 with Dell Networking OS..................................................................................457
ICMPv6..............................................................................................................................................459
Path MTU Discovery.........................................................................................................................460
IPv6 Neighbor Discovery..................................................................................................................460
IPv6 Neighbor Discovery of MTU Packets.................................................................................461
Configuring the IPv6 Recursive DNS Server..............................................................................461
Debugging IPv6 RDNSS Information Sent to the Host ............................................................462
Displaying IPv6 RDNSS Information...........................................................................................463
Secure Shell (SSH) Over an IPv6 Transport.....................................................................................464
Configuration Tasks for IPv6............................................................................................................464
Adjusting Your CAM-Profile.......................................................................................................464
Assigning an IPv6 Address to an Interface.................................................................................465
Assigning a Static IPv6 Route.....................................................................................................465
Configuring Telnet with IPv6.....................................................................................................466
SNMP over IPv6..........................................................................................................................466
Showing IPv6 Information..........................................................................................................467
Showing an IPv6 Interface..........................................................................................................467
Showing IPv6 Routes..................................................................................................................468
Showing the Running-Configuration for an Interface..............................................................469
Clearing IPv6 Routes...................................................................................................................470
Configuring IPv6 RA Guard..............................................................................................................470
Configuring IPv6 RA Guard on an Interface...............................................................................472
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