Users Guide

MLD version 2................................................................................................................................................................609
MLD timers...................................................................................................................................................................... 611
Reducing Host Response Burstiness..................................................................................................................... 612
Clearing MLD groups..................................................................................................................................................... 612
Debugging MLD..............................................................................................................................................................612
Explicit Tracking..............................................................................................................................................................612
Reducing Leave Latency................................................................................................................................................612
Displaying MLD groups table.........................................................................................................................................613
Displaying MLD Interfaces.............................................................................................................................................613
34 Multiple Spanning Tree Protocol (MSTP)................................................................................................. 614
Protocol Overview..........................................................................................................................................................614
Spanning Tree Variations............................................................................................................................................... 615
Implementation Information.................................................................................................................................... 615
Congure Multiple Spanning Tree Protocol.................................................................................................................615
Related Conguration Tasks....................................................................................................................................616
Enable Multiple Spanning Tree Globally.......................................................................................................................616
Adding and Removing Interfaces..................................................................................................................................616
Creating Multiple Spanning Tree Instances................................................................................................................. 617
Inuencing MSTP Root Selection................................................................................................................................ 618
Interoperate with Non-Dell Bridges..............................................................................................................................618
Changing the Region Name or Revision......................................................................................................................619
Modifying Global Parameters........................................................................................................................................619
Modifying the Interface Parameters........................................................................................................................... 620
Conguring an EdgePort............................................................................................................................................... 621
Flush MAC Addresses after a Topology Change....................................................................................................... 622
MSTP Sample Congurations......................................................................................................................................622
Router 1 Running-CongurationRouter 2 Running-CongurationRouter 3 Running-
CongurationSFTOS Example Running-Conguration....................................................................................... 623
Debugging and Verifying MSTP Congurations........................................................................................................ 626
35 Multicast Features...................................................................................................................................628
Enabling IP Multicast.....................................................................................................................................................628
Implementation Information..........................................................................................................................................628
Multicast Policies...........................................................................................................................................................629
IPv4 Multicast Policies............................................................................................................................................629
Understanding Multicast Traceroute (mtrace).......................................................................................................... 636
Important Points to Remember..............................................................................................................................637
Printing Multicast Traceroute (mtrace) Paths............................................................................................................637
Supported Error Codes................................................................................................................................................. 638
mtrace Scenarios...........................................................................................................................................................639
36 Multicast Listener Discovery Protocol..................................................................................................... 645
MLD Version 1................................................................................................................................................................ 645
MLD Querier Router......................................................................................................................................................645
Joining a Multicast Group.............................................................................................................................................646
Contents
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