API Guide

Table Of Contents
Chapter 29: Multicast Listener Discovery Protocol.................................................................... 487
MLD timers.......................................................................................................................................................................490
Reducing Host Response Burstiness....................................................................................................................490
Configuring MLD Version...............................................................................................................................................491
Clearing MLD groups...................................................................................................................................................... 491
Debugging MLD................................................................................................................................................................491
Explicit Tracking...............................................................................................................................................................491
Reducing Leave Latency................................................................................................................................................491
Displaying MLD groups table........................................................................................................................................492
Displaying MLD Interfaces............................................................................................................................................ 492
MLD Snooping................................................................................................................................................................. 492
Enable MLD Snooping..............................................................................................................................................493
Disable MLD Snooping............................................................................................................................................. 493
Configure the switch as a querier.........................................................................................................................493
Specify port as connected to multicast router..................................................................................................493
Enable Snooping Explicit Tracking........................................................................................................................ 493
Display the MLD Snooping Table...........................................................................................................................494
Chapter 30: Multiple Spanning Tree Protocol (MSTP)............................................................... 495
Spanning Tree Variations.............................................................................................................................................. 496
Implementation Information....................................................................................................................................496
Configure Multiple Spanning Tree Protocol............................................................................................................. 496
Related Configuration Tasks.................................................................................................................................. 496
Enable Multiple Spanning Tree Globally.....................................................................................................................497
Adding and Removing Interfaces................................................................................................................................ 497
Creating Multiple Spanning Tree Instances.............................................................................................................. 497
Influencing MSTP Root Selection............................................................................................................................... 498
Interoperate with Non-Dell Bridges............................................................................................................................499
Changing the Region Name or Revision....................................................................................................................499
Modifying Global Parameters.......................................................................................................................................499
Modifying the Interface Parameters..........................................................................................................................500
Setting STP path cost as constant.............................................................................................................................501
Configuring an EdgePort...............................................................................................................................................502
Flush MAC Addresses after a Topology Change.................................................................................................... 502
MSTP Sample Configurations......................................................................................................................................502
Debugging and Verifying MSTP Configurations......................................................................................................506
Chapter 31: Multicast Features..................................................................................................508
Enabling IP Multicast..................................................................................................................................................... 508
Implementation Information......................................................................................................................................... 508
Multicast Policies............................................................................................................................................................509
IPv4 Multicast Policies.............................................................................................................................................509
Understanding Multicast Traceroute (mtrace)........................................................................................................515
Printing Multicast Traceroute (mtrace) Paths.........................................................................................................515
Supported Error Codes.................................................................................................................................................. 517
mtrace Scenarios.............................................................................................................................................................518
Chapter 32: Object Tracking......................................................................................................524
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