Concept Guide

Conguring Anycast RP................................................................................................................................................523
Reducing Source-Active Message Flooding.........................................................................................................524
Specifying the RP Address Used in SA Messages.............................................................................................. 524
MSDP Sample Congurations......................................................................................................................................526
29 Multicast Listener Discovery Protocol..................................................................................................... 529
MLD Version 1................................................................................................................................................................ 529
MLD Querier Router......................................................................................................................................................529
Joining a Multicast Group.............................................................................................................................................530
Leaving a Multicast Group............................................................................................................................................530
MLD version 2................................................................................................................................................................530
MLD timers.....................................................................................................................................................................532
Reducing Host Response Burstiness.................................................................................................................... 533
Conguring MLD Version..............................................................................................................................................533
Clearing MLD groups.....................................................................................................................................................533
Debugging MLD.............................................................................................................................................................533
Explicit Tracking............................................................................................................................................................. 533
Reducing Leave Latency...............................................................................................................................................534
Displaying MLD groups table........................................................................................................................................534
Displaying MLD Interfaces............................................................................................................................................534
MLD Snooping............................................................................................................................................................... 534
Enable MLD Snooping.............................................................................................................................................535
Disable MLD Snooping............................................................................................................................................535
Congure the switch as a querier..........................................................................................................................535
Specify port as connected to multicast router.................................................................................................... 535
Enable Snooping Explicit Tracking.........................................................................................................................536
Display the MLD Snooping Table........................................................................................................................... 536
30 Multiple Spanning Tree Protocol (MSTP).................................................................................................537
Protocol Overview......................................................................................................................................................... 537
Spanning Tree Variations.............................................................................................................................................. 538
Implementation Information....................................................................................................................................538
Congure Multiple Spanning Tree Protocol................................................................................................................538
Related Conguration Tasks...................................................................................................................................539
Enable Multiple Spanning Tree Globally...................................................................................................................... 539
Adding and Removing Interfaces.................................................................................................................................539
Creating Multiple Spanning Tree Instances................................................................................................................ 540
Inuencing MSTP Root Selection................................................................................................................................ 541
Interoperate with Non-Dell Bridges..............................................................................................................................541
Changing the Region Name or Revision..................................................................................................................... 542
Modifying Global Parameters....................................................................................................................................... 542
Modifying the Interface Parameters............................................................................................................................543
Setting STP path cost as constant............................................................................................................................. 544
Conguring an EdgePort.............................................................................................................................................. 545
Flush MAC Addresses after a Topology Change....................................................................................................... 545
MSTP Sample Congurations......................................................................................................................................546
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