Concept Guide

Congure UDP Helper............................................................................................................................................. 451
Important Points to Remember............................................................................................................................. 452
Enabling UDP Helper.....................................................................................................................................................452
Conguring a Broadcast Address................................................................................................................................ 452
Congurations Using UDP Helper............................................................................................................................... 453
UDP Helper with Broadcast-All Addresses.................................................................................................................453
UDP Helper with Subnet Broadcast Addresses.........................................................................................................454
UDP Helper with Congured Broadcast Addresses..................................................................................................454
UDP Helper with No Congured Broadcast Addresses............................................................................................455
Troubleshooting UDP Helper........................................................................................................................................455
24 IPv6 Routing............................................................................................................................................456
Protocol Overview.........................................................................................................................................................456
Extended Address Space........................................................................................................................................457
Stateless Autoconguration....................................................................................................................................457
IPv6 Headers............................................................................................................................................................457
IPv6 Header Fields...................................................................................................................................................458
Extension Header Fields......................................................................................................................................... 460
Addressing.................................................................................................................................................................461
Implementing IPv6 with Dell EMC Networking OS................................................................................................... 462
ICMPv6...........................................................................................................................................................................463
Path MTU discovery......................................................................................................................................................464
IPv6 Neighbor Discovery.............................................................................................................................................. 464
IPv6 Neighbor Discovery of MTU Packets.......................................................................................................... 465
Conguration Task List for IPv6 RDNSS.................................................................................................................... 465
Conguring the IPv6 Recursive DNS Server....................................................................................................... 465
Debugging IPv6 RDNSS Information Sent to the Host .....................................................................................466
Displaying IPv6 RDNSS Information......................................................................................................................467
Secure Shell (SSH) Over an IPv6 Transport.............................................................................................................. 467
Conguration Tasks for IPv6........................................................................................................................................ 468
Adjusting Your CAM-Prole....................................................................................................................................468
Assigning an IPv6 Address to an Interface...........................................................................................................469
Assigning a Static IPv6 Route................................................................................................................................469
Conguring Telnet with IPv6.................................................................................................................................. 470
SNMP over IPv6......................................................................................................................................................470
Displaying IPv6 Information.................................................................................................................................... 470
Displaying an IPv6 Interface Information............................................................................................................... 471
Showing IPv6 Routes...............................................................................................................................................471
Showing the Running-Conguration for an Interface......................................................................................... 473
Clearing IPv6 Routes............................................................................................................................................... 473
Disabling ND Entry Timeout................................................................................................................................... 473
Conguring IPv6 RA Guard...........................................................................................................................................474
Conguring IPv6 RA Guard on an Interface.........................................................................................................475
Monitoring IPv6 RA Guard......................................................................................................................................476
25 iSCSI Optimization...................................................................................................................................477
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