Install Guide

Table Of Contents
Chapter 29: Multicast Listener Discovery Protocol....................................................................538
MLD timers........................................................................................................................................................................541
Reducing Host Response Burstiness.................................................................................................................... 541
Configuring MLD Version..............................................................................................................................................542
Clearing MLD groups..................................................................................................................................................... 542
Debugging MLD...............................................................................................................................................................542
Explicit Tracking.............................................................................................................................................................. 542
Reducing Leave Latency............................................................................................................................................... 542
Displaying MLD groups table........................................................................................................................................543
Displaying MLD Interfaces............................................................................................................................................ 543
Chapter 30: Multiple Spanning Tree Protocol (MSTP)............................................................... 544
Spanning Tree Variations..............................................................................................................................................545
Implementation Information................................................................................................................................... 545
Configure Multiple Spanning Tree Protocol............................................................................................................. 545
Related Configuration Tasks.................................................................................................................................. 545
Enable Multiple Spanning Tree Globally.................................................................................................................... 546
Adding and Removing Interfaces................................................................................................................................ 546
Creating Multiple Spanning Tree Instances..............................................................................................................546
Influencing MSTP Root Selection...............................................................................................................................548
Interoperate with Non-Dell Bridges............................................................................................................................548
Changing the Region Name or Revision....................................................................................................................548
Modifying Global Parameters.......................................................................................................................................549
Modifying the Interface Parameters..........................................................................................................................550
Setting STP path cost as constant.............................................................................................................................551
Configuring an EdgePort............................................................................................................................................... 551
Flush MAC Addresses after a Topology Change.................................................................................................... 552
MSTP Sample Configurations......................................................................................................................................552
Debugging and Verifying MSTP Configurations......................................................................................................556
Chapter 31: Multicast Features..................................................................................................558
Enabling IP Multicast..................................................................................................................................................... 558
Implementation Information......................................................................................................................................... 558
Multicast Policies............................................................................................................................................................559
IPv4 Multicast Policies.............................................................................................................................................559
Understanding Multicast Traceroute (mtrace)....................................................................................................... 566
Printing Multicast Traceroute (mtrace) Paths........................................................................................................566
Supported Error Codes................................................................................................................................................. 568
mtrace Scenarios............................................................................................................................................................ 569
Chapter 32: Multicast Listener Discovery Protocol.................................................................... 575
MLD timers....................................................................................................................................................................... 578
Reducing Host Response Burstiness....................................................................................................................578
Clearing MLD groups......................................................................................................................................................579
Debugging MLD...............................................................................................................................................................579
Explicit Tracking.............................................................................................................................................................. 579
Reducing Leave Latency............................................................................................................................................... 579
Displaying MLD groups table........................................................................................................................................579
Contents
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