White Papers

Table Of Contents
MLD timers.......................................................................................................................................................................535
Reducing Host Response Burstiness................................................................................................................... 535
Configuring MLD Version..............................................................................................................................................536
Clearing MLD groups..................................................................................................................................................... 536
Debugging MLD...............................................................................................................................................................536
Explicit Tracking..............................................................................................................................................................536
Reducing Leave Latency............................................................................................................................................... 536
Displaying MLD groups table........................................................................................................................................537
Displaying MLD Interfaces............................................................................................................................................ 537
MLD Snooping................................................................................................................................................................. 537
Enable MLD Snooping..............................................................................................................................................538
Disable MLD Snooping............................................................................................................................................. 538
Configure the switch as a querier.........................................................................................................................538
Specify port as connected to multicast router..................................................................................................538
Enable Snooping Explicit Tracking........................................................................................................................ 538
Display the MLD Snooping Table.......................................................................................................................... 539
Chapter 31: Multiple Spanning Tree Protocol (MSTP)............................................................... 540
Spanning Tree Variations...............................................................................................................................................541
Implementation Information.................................................................................................................................... 541
Configure Multiple Spanning Tree Protocol.............................................................................................................. 541
Related Configuration Tasks................................................................................................................................... 541
Enable Multiple Spanning Tree Globally.....................................................................................................................542
Adding and Removing Interfaces................................................................................................................................ 542
Creating Multiple Spanning Tree Instances..............................................................................................................542
Influencing MSTP Root Selection............................................................................................................................... 544
Interoperate with Non-Dell Bridges............................................................................................................................544
Changing the Region Name or Revision....................................................................................................................544
Modifying Global Parameters.......................................................................................................................................545
Modifying the Interface Parameters.......................................................................................................................... 546
Setting STP path cost as constant............................................................................................................................ 547
Configuring an EdgePort...............................................................................................................................................547
Flush MAC Addresses after a Topology Change.....................................................................................................548
MSTP Sample Configurations......................................................................................................................................548
Debugging and Verifying MSTP Configurations......................................................................................................552
Chapter 32: Multicast Features................................................................................................. 554
Enabling IP Multicast..................................................................................................................................................... 554
Implementation Information......................................................................................................................................... 554
Multicast Policies............................................................................................................................................................555
IPv4 Multicast Policies.............................................................................................................................................555
Understanding Multicast Traceroute (mtrace)....................................................................................................... 562
Printing Multicast Traceroute (mtrace) Paths........................................................................................................ 562
Supported Error Codes................................................................................................................................................. 564
mtrace Scenarios............................................................................................................................................................ 565
Chapter 33: Object Tracking...................................................................................................... 571
Object Tracking Overview............................................................................................................................................. 571
Track Layer 2 Interfaces......................................................................................................................................... 572
Contents
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