Concept Guide

MSDP with Anycast RP................................................................................................................................................529
Conguring Anycast RP................................................................................................................................................530
Reducing Source-Active Message Flooding......................................................................................................... 531
Specifying the RP Address Used in SA Messages...............................................................................................531
MSDP Sample Congurations......................................................................................................................................533
29 Multicast Listener Discovery Protocol..................................................................................................... 536
MLD Version 1................................................................................................................................................................ 536
MLD Querier Router......................................................................................................................................................536
Joining a Multicast Group............................................................................................................................................. 537
Leaving a Multicast Group............................................................................................................................................537
MLD version 2................................................................................................................................................................ 537
MLD timers.....................................................................................................................................................................539
Reducing Host Response Burstiness.................................................................................................................... 540
Conguring MLD Version............................................................................................................................................. 540
Clearing MLD groups.................................................................................................................................................... 540
Debugging MLD.............................................................................................................................................................540
Explicit Tracking............................................................................................................................................................. 540
Reducing Leave Latency................................................................................................................................................541
Displaying MLD groups table.........................................................................................................................................541
Displaying MLD Interfaces.............................................................................................................................................541
MLD Snooping................................................................................................................................................................ 541
Enable MLD Snooping.............................................................................................................................................542
Disable MLD Snooping............................................................................................................................................542
Congure the switch as a querier..........................................................................................................................542
Specify port as connected to multicast router.................................................................................................... 542
Enable Snooping Explicit Tracking......................................................................................................................... 543
Display the MLD Snooping Table........................................................................................................................... 543
30 Multiple Spanning Tree Protocol (MSTP)................................................................................................ 544
Protocol Overview.........................................................................................................................................................544
Spanning Tree Variations.............................................................................................................................................. 545
Implementation Information................................................................................................................................... 545
Congure Multiple Spanning Tree Protocol................................................................................................................545
Related Conguration Tasks...................................................................................................................................546
Enable Multiple Spanning Tree Globally...................................................................................................................... 546
Adding and Removing Interfaces.................................................................................................................................546
Creating Multiple Spanning Tree Instances................................................................................................................ 547
Inuencing MSTP Root Selection................................................................................................................................548
Interoperate with Non-Dell Bridges.............................................................................................................................548
Changing the Region Name or Revision..................................................................................................................... 549
Modifying Global Parameters.......................................................................................................................................549
Modifying the Interface Parameters........................................................................................................................... 550
Setting STP path cost as constant..............................................................................................................................551
Conguring an EdgePort.............................................................................................................................................. 552
Flush MAC Addresses after a Topology Change....................................................................................................... 552
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