White Papers

Table Of Contents
Preventing MSDP from Caching a Local Source.................................................................................................... 480
Preventing MSDP from Caching a Remote Source................................................................................................ 481
Preventing MSDP from Advertising a Local Source............................................................................................... 481
Logging Changes in Peership States..........................................................................................................................482
Terminating a Peership..................................................................................................................................................482
Clearing Peer Statistics................................................................................................................................................. 482
Debugging MSDP............................................................................................................................................................483
MSDP with Anycast RP.................................................................................................................................................483
Configuring Anycast RP................................................................................................................................................ 484
Reducing Source-Active Message Flooding.......................................................................................................485
Specifying the RP Address Used in SA Messages............................................................................................485
MSDP Sample Configurations......................................................................................................................................487
Chapter 36: Multiple Spanning Tree Protocol (MSTP)............................................................... 490
Spanning Tree Variations...............................................................................................................................................491
Implementation Information.......................................................................................................................................... 491
Configure Multiple Spanning Tree Protocol.............................................................................................................. 491
Related Configuration Tasks................................................................................................................................... 491
Enable Multiple Spanning Tree Globally.....................................................................................................................492
Creating Multiple Spanning Tree Instances..............................................................................................................492
Influencing MSTP Root Selection............................................................................................................................... 493
Interoperate with Non-Dell Networking OS Bridges.............................................................................................. 493
Changing the Region Name or Revision.................................................................................................................... 494
Modifying Global Parameters.......................................................................................................................................494
Enable BPDU Filtering Globally....................................................................................................................................495
Modifying the Interface Parameters.......................................................................................................................... 496
Configuring an EdgePort...............................................................................................................................................496
Flush MAC Addresses after a Topology Change.....................................................................................................497
MSTP Sample Configurations...................................................................................................................................... 497
Debugging and Verifying MSTP Configurations.......................................................................................................501
Chapter 37: Multicast Features................................................................................................. 503
Enabling IP Multicast..................................................................................................................................................... 503
Implementation Information......................................................................................................................................... 503
First Packet Forwarding for Lossless Multicast......................................................................................................504
Multicast Policies............................................................................................................................................................ 504
IPv4 Multicast Policies.................................................................................................................................................. 504
Limiting the Number of Multicast Routes...........................................................................................................504
Preventing a Host from Joining a Group............................................................................................................ 505
Rate Limiting IGMP Join Requests....................................................................................................................... 507
Preventing a PIM Router from Forming an Adjacency.................................................................................... 507
Preventing a Source from Registering with the RP......................................................................................... 508
Preventing a PIM Router from Processing a Join.............................................................................................509
Understanding Multicast Traceroute (mtrace)........................................................................................................510
Printing Multicast Traceroute (mtrace) Paths..........................................................................................................511
Supported Error Codes.................................................................................................................................................. 512
mtrace Scenarios............................................................................................................................................................. 513
Chapter 38: Open Shortest Path First (OSPFv2 and OSPFv3)....................................................519
Contents
17