Users Guide

MLD timers....................................................................................................................................................................... 579
Reducing Host Response Burstiness....................................................................................................................579
Configuring MLD Version..............................................................................................................................................580
Clearing MLD groups..................................................................................................................................................... 580
Debugging MLD...............................................................................................................................................................580
Explicit Tracking..............................................................................................................................................................580
Reducing Leave Latency...............................................................................................................................................580
Displaying MLD groups table........................................................................................................................................ 581
Displaying MLD Interfaces.............................................................................................................................................581
Chapter 34: Multiple Spanning Tree Protocol (MSTP)............................................................... 582
Spanning Tree Variations.............................................................................................................................................. 583
Implementation Information....................................................................................................................................583
Configure Multiple Spanning Tree Protocol............................................................................................................. 583
Related Configuration Tasks.................................................................................................................................. 583
Enable Multiple Spanning Tree Globally.....................................................................................................................584
Adding and Removing Interfaces................................................................................................................................ 584
Creating Multiple Spanning Tree Instances..............................................................................................................584
Influencing MSTP Root Selection...............................................................................................................................585
Interoperate with Non-Dell Bridges............................................................................................................................586
Changing the Region Name or Revision....................................................................................................................586
Modifying Global Parameters.......................................................................................................................................586
Modifying the Interface Parameters.......................................................................................................................... 587
Setting STP path cost as constant............................................................................................................................ 588
Configuring an EdgePort...............................................................................................................................................589
Flush MAC Addresses after a Topology Change.....................................................................................................589
MSTP Sample Configurations......................................................................................................................................590
Debugging and Verifying MSTP Configurations......................................................................................................593
Chapter 35: Multicast Features................................................................................................. 595
Enabling IP Multicast..................................................................................................................................................... 595
Implementation Information......................................................................................................................................... 595
Multicast Policies............................................................................................................................................................ 596
IPv4 Multicast Policies.............................................................................................................................................596
Understanding Multicast Traceroute (mtrace)....................................................................................................... 602
Printing Multicast Traceroute (mtrace) Paths........................................................................................................ 603
Supported Error Codes..................................................................................................................................................604
mtrace Scenarios............................................................................................................................................................ 605
Chapter 36: Multicast Listener Discovery Protocol..................................................................... 611
MLD timers........................................................................................................................................................................614
Reducing Host Response Burstiness.................................................................................................................... 614
Clearing MLD groups...................................................................................................................................................... 615
Debugging MLD............................................................................................................................................................... 615
Explicit Tracking...............................................................................................................................................................615
Reducing Leave Latency................................................................................................................................................615
Displaying MLD groups table........................................................................................................................................ 615
Displaying MLD Interfaces.............................................................................................................................................616
MLD Snooping.................................................................................................................................................................. 616
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Contents