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Anycast RP.....................................................................................................................................................................598
Implementation Information......................................................................................................................................... 599
Congure Multicast Source Discovery Protocol........................................................................................................599
Related Conguration Tasks...................................................................................................................................599
Enable MSDP................................................................................................................................................................. 603
Manage the Source-Active Cache..............................................................................................................................604
Viewing the Source-Active Cache........................................................................................................................ 604
Limiting the Source-Active Cache.........................................................................................................................604
Clearing the Source-Active Cache........................................................................................................................605
Enabling the Rejected Source-Active Cache.......................................................................................................605
Accept Source-Active Messages that Fail the RFP Check..................................................................................... 605
Specifying Source-Active Messages...........................................................................................................................609
Limiting the Source-Active Messages from a Peer....................................................................................................610
Preventing MSDP from Caching a Local Source........................................................................................................610
Preventing MSDP from Caching a Remote Source....................................................................................................611
Preventing MSDP from Advertising a Local Source................................................................................................... 611
Logging Changes in Peership States............................................................................................................................612
Terminating a Peership...................................................................................................................................................612
Clearing Peer Statistics..................................................................................................................................................613
Debugging MSDP...........................................................................................................................................................613
MSDP with Anycast RP.................................................................................................................................................614
Conguring Anycast RP................................................................................................................................................ 615
Reducing Source-Active Message Flooding......................................................................................................... 616
Specifying the RP Address Used in SA Messages...............................................................................................616
MSDP Sample Congurations...................................................................................................................................... 618
32 Multiple Spanning Tree Protocol (MSTP).................................................................................................623
Protocol Overview......................................................................................................................................................... 623
Spanning Tree Variations...............................................................................................................................................624
Implementation Information....................................................................................................................................624
Congure Multiple Spanning Tree Protocol................................................................................................................624
Related Conguration Tasks................................................................................................................................... 624
Enable Multiple Spanning Tree Globally...................................................................................................................... 625
Adding and Removing Interfaces.................................................................................................................................625
Creating Multiple Spanning Tree Instances................................................................................................................ 625
Inuencing MSTP Root Selection................................................................................................................................626
Interoperate with Non-Dell Bridges............................................................................................................................. 627
Changing the Region Name or Revision..................................................................................................................... 627
Modifying Global Parameters....................................................................................................................................... 628
Modifying the Interface Parameters........................................................................................................................... 629
Conguring an EdgePort.............................................................................................................................................. 630
Flush MAC Addresses after a Topology Change........................................................................................................ 631
MSTP Sample Congurations.......................................................................................................................................631
Router 1 Running-CongurationRouter 2 Running-CongurationRouter 3 Running-
CongurationExample Running-Conguration..................................................................................................... 631
Debugging and Verifying MSTP Congurations........................................................................................................ 634
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