Administrator Guide

Anycast RP.....................................................................................................................................................................536
Implementation Information..........................................................................................................................................537
Congure Multicast Source Discovery Protocol........................................................................................................ 537
Related Conguration Tasks................................................................................................................................... 537
Enable MSDP..................................................................................................................................................................541
Manage the Source-Active Cache.............................................................................................................................. 542
Viewing the Source-Active Cache.........................................................................................................................542
Limiting the Source-Active Cache.........................................................................................................................542
Clearing the Source-Active Cache........................................................................................................................ 543
Enabling the Rejected Source-Active Cache....................................................................................................... 543
Accept Source-Active Messages that Fail the RFP Check......................................................................................543
Specifying Source-Active Messages...........................................................................................................................546
Limiting the Source-Active Messages from a Peer...................................................................................................547
Preventing MSDP from Caching a Local Source.......................................................................................................547
Preventing MSDP from Caching a Remote Source.................................................................................................. 548
Preventing MSDP from Advertising a Local Source..................................................................................................548
Logging Changes in Peership States...........................................................................................................................549
Terminating a Peership..................................................................................................................................................549
Clearing Peer Statistics................................................................................................................................................ 550
Debugging MSDP..........................................................................................................................................................550
MSDP with Anycast RP.................................................................................................................................................551
Conguring Anycast RP................................................................................................................................................552
Reducing Source-Active Message Flooding........................................................................................................ 553
Specifying the RP Address Used in SA Messages..............................................................................................553
MSDP Sample Congurations..................................................................................................................................... 555
29 Multiple Spanning Tree Protocol (MSTP)................................................................................................ 558
Protocol Overview.........................................................................................................................................................558
Spanning Tree Variations.............................................................................................................................................. 559
Implementation Information................................................................................................................................... 559
Congure Multiple Spanning Tree Protocol................................................................................................................559
Related Conguration Tasks...................................................................................................................................560
Enable Multiple Spanning Tree Globally...................................................................................................................... 560
Adding and Removing Interfaces.................................................................................................................................560
Creating Multiple Spanning Tree Instances.................................................................................................................561
Inuencing MSTP Root Selection................................................................................................................................ 561
Interoperate with Non-Dell Bridges.............................................................................................................................562
Changing the Region Name or Revision..................................................................................................................... 562
Modifying Global Parameters.......................................................................................................................................563
Modifying the Interface Parameters........................................................................................................................... 564
Conguring an EdgePort.............................................................................................................................................. 565
Flush MAC Addresses after a Topology Change....................................................................................................... 566
MSTP Sample Congurations......................................................................................................................................566
Router 1 Running-CongurationRouter 2 Running-CongurationRouter 3 Running-
CongurationSFTOS Example Running-Conguration.......................................................................................566
Debugging and Verifying MSTP Congurations........................................................................................................ 568
Contents
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