Users Guide

Enabling UDP Helper......................................................................................................................................................371
Configuring a Broadcast Address.................................................................................................................................371
Configurations Using UDP Helper............................................................................................................................... 372
UDP Helper with Broadcast-All Addresses.................................................................................................................372
UDP Helper with Subnet Broadcast Addresses.........................................................................................................373
UDP Helper with Configured Broadcast Addresses..................................................................................................373
UDP Helper with No Configured Broadcast Addresses............................................................................................374
Troubleshooting UDP Helper........................................................................................................................................374
22 IPv6 Routing............................................................................................................................................375
Protocol Overview.........................................................................................................................................................375
Extended Address Space........................................................................................................................................376
Stateless Autoconfiguration...................................................................................................................................376
IPv6 Headers............................................................................................................................................................376
IPv6 Header Fields...................................................................................................................................................377
Extension Header Fields..........................................................................................................................................379
Addressing................................................................................................................................................................380
Implementing IPv6 with Dell Networking OS..............................................................................................................381
ICMPv6...........................................................................................................................................................................382
Path MTU Discovery.....................................................................................................................................................383
IPv6 Neighbor Discovery.............................................................................................................................................. 383
IPv6 Neighbor Discovery of MTU Packets.......................................................................................................... 384
Configuration Task List for IPv6 RDNSS....................................................................................................................384
Configuring the IPv6 Recursive DNS Server....................................................................................................... 384
Debugging IPv6 RDNSS Information Sent to the Host .....................................................................................385
Displaying IPv6 RDNSS Information..................................................................................................................... 386
Secure Shell (SSH) Over an IPv6 Transport............................................................................................................. 386
Configuration Tasks for IPv6........................................................................................................................................387
Adjusting Your CAM-Profile................................................................................................................................... 387
Assigning an IPv6 Address to an Interface...........................................................................................................388
Assigning a Static IPv6 Route................................................................................................................................388
Configuring Telnet with IPv6................................................................................................................................. 389
SNMP over IPv6......................................................................................................................................................389
Displaying IPv6 Information....................................................................................................................................389
Displaying an IPv6 Interface Information..............................................................................................................390
Showing IPv6 Routes..............................................................................................................................................390
Showing the Running-Configuration for an Interface.........................................................................................392
Clearing IPv6 Routes...............................................................................................................................................392
Configuring IPv6 RA Guard..........................................................................................................................................392
Configuring IPv6 RA Guard on an Interface.........................................................................................................394
Monitoring IPv6 RA Guard..................................................................................................................................... 395
23 Intermediate System to Intermediate System..........................................................................................396
IS-IS Protocol Overview............................................................................................................................................... 396
IS-IS Addressing............................................................................................................................................................ 396
Multi-Topology IS-IS......................................................................................................................................................397
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