API Guide

Table Of Contents
Limiting the Source-Active Cache............................................................................................................................ 543
Clearing the Source-Active Cache............................................................................................................................543
Enabling the Rejected Source-Active Cache...........................................................................................................544
Accept Source-Active Messages that Fail the RFP Check.........................................................................................544
Specifying Source-Active Messages.............................................................................................................................. 547
Limiting the Source-Active Messages from a Peer......................................................................................................548
Preventing MSDP from Caching a Local Source..........................................................................................................548
Preventing MSDP from Caching a Remote Source..................................................................................................... 548
Preventing MSDP from Advertising a Local Source.................................................................................................... 549
Logging Changes in Peership States..............................................................................................................................550
Terminating a Peership.....................................................................................................................................................550
Clearing Peer Statistics....................................................................................................................................................550
Debugging MSDP.............................................................................................................................................................. 551
MSDP with Anycast RP....................................................................................................................................................551
Configuring Anycast RP................................................................................................................................................... 552
Reducing Source-Active Message Flooding............................................................................................................553
Specifying the RP Address Used in SA Messages..................................................................................................553
MSDP Sample Configurations.........................................................................................................................................555
32 Multiple Spanning Tree Protocol (MSTP)................................................................................. 560
Spanning Tree Variations.................................................................................................................................................. 561
Implementation Information........................................................................................................................................561
Configure Multiple Spanning Tree Protocol................................................................................................................... 561
Related Configuration Tasks.......................................................................................................................................561
Enable Multiple Spanning Tree Globally.......................................................................................................................... 561
Adding and Removing Interfaces.................................................................................................................................... 562
Creating Multiple Spanning Tree Instances................................................................................................................... 562
Influencing MSTP Root Selection................................................................................................................................... 563
Interoperate with Non-Dell Bridges................................................................................................................................ 564
Changing the Region Name or Revision.........................................................................................................................564
Modifying Global Parameters.......................................................................................................................................... 564
Modifying the Interface Parameters.............................................................................................................................. 565
Configuring an EdgePort..................................................................................................................................................566
Flush MAC Addresses after a Topology Change.......................................................................................................... 567
MSTP Sample Configurations......................................................................................................................................... 567
Debugging and Verifying MSTP Configurations............................................................................................................570
33 Multicast Features.................................................................................................................. 572
Enabling IP Multicast.........................................................................................................................................................572
Implementation Information............................................................................................................................................. 572
First Packet Forwarding for Lossless Multicast............................................................................................................ 573
Multicast Policies...............................................................................................................................................................573
IPv4 Multicast Policies................................................................................................................................................ 573
Understanding Multicast Traceroute (mtrace)............................................................................................................. 579
Printing Multicast Traceroute (mtrace) Paths..............................................................................................................580
Supported Error Codes..................................................................................................................................................... 581
mtrace Scenarios............................................................................................................................................................... 581
34 Multicast Listener Discovery Protocol...................................................................................... 587
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