Administrator Guide

MSDP Sample Configurations......................................................................................................................................485
Chapter 29: Multicast Listener Discovery Protocol.................................................................... 488
MLD timers........................................................................................................................................................................491
Reducing Host Response Burstiness.................................................................................................................... 491
Configuring MLD Version..............................................................................................................................................492
Clearing MLD groups......................................................................................................................................................492
Debugging MLD...............................................................................................................................................................492
Explicit Tracking.............................................................................................................................................................. 492
Reducing Leave Latency............................................................................................................................................... 492
Displaying MLD groups table........................................................................................................................................493
Displaying MLD Interfaces............................................................................................................................................ 493
MLD Snooping................................................................................................................................................................. 493
Enable MLD Snooping..............................................................................................................................................494
Disable MLD Snooping............................................................................................................................................. 494
Configure the switch as a querier.........................................................................................................................494
Specify port as connected to multicast router..................................................................................................494
Enable Snooping Explicit Tracking........................................................................................................................ 494
Display the MLD Snooping Table.......................................................................................................................... 495
Chapter 30: Multiple Spanning Tree Protocol (MSTP)............................................................... 496
Spanning Tree Variations.............................................................................................................................................. 497
Implementation Information....................................................................................................................................497
Configure Multiple Spanning Tree Protocol..............................................................................................................497
Related Configuration Tasks...................................................................................................................................497
Enable Multiple Spanning Tree Globally.....................................................................................................................498
Adding and Removing Interfaces................................................................................................................................ 498
Creating Multiple Spanning Tree Instances..............................................................................................................498
Influencing MSTP Root Selection...............................................................................................................................499
Interoperate with Non-Dell Bridges............................................................................................................................500
Changing the Region Name or Revision....................................................................................................................500
Modifying Global Parameters.......................................................................................................................................500
Modifying the Interface Parameters...........................................................................................................................501
Setting STP path cost as constant............................................................................................................................ 502
Configuring an EdgePort...............................................................................................................................................503
Flush MAC Addresses after a Topology Change.....................................................................................................503
MSTP Sample Configurations......................................................................................................................................504
Debugging and Verifying MSTP Configurations...................................................................................................... 507
Chapter 31: Multicast Features..................................................................................................509
Enabling IP Multicast..................................................................................................................................................... 509
Implementation Information......................................................................................................................................... 509
Multicast Policies.............................................................................................................................................................510
IPv4 Multicast Policies............................................................................................................................................. 510
Understanding Multicast Traceroute (mtrace)........................................................................................................ 516
Printing Multicast Traceroute (mtrace) Paths.........................................................................................................517
Supported Error Codes.................................................................................................................................................. 518
mtrace Scenarios.............................................................................................................................................................519
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