Setup Guide

Clearing Peer Statistics................................................................................................................................................. 601
Debugging MSDP...........................................................................................................................................................601
MSDP with Anycast RP................................................................................................................................................602
Conguring Anycast RP................................................................................................................................................603
Reducing Source-Active Message Flooding........................................................................................................ 604
Specifying the RP Address Used in SA Messages..............................................................................................604
MSDP Sample Congurations..................................................................................................................................... 606
31 Multiple Spanning Tree Protocol (MSTP)................................................................................................. 609
Protocol Overview.........................................................................................................................................................609
Spanning Tree Variations............................................................................................................................................... 610
Implementation Information.................................................................................................................................... 610
Congure Multiple Spanning Tree Protocol.................................................................................................................610
Related Conguration Tasks.................................................................................................................................... 611
Enable Multiple Spanning Tree Globally........................................................................................................................611
Adding and Removing Interfaces.................................................................................................................................. 611
Creating Multiple Spanning Tree Instances.................................................................................................................612
Inuencing MSTP Root Selection................................................................................................................................ 613
Interoperate with Non-Dell Bridges..............................................................................................................................613
Changing the Region Name or Revision......................................................................................................................614
Modifying Global Parameters........................................................................................................................................614
Modifying the Interface Parameters............................................................................................................................ 615
Setting STP path cost as constant..............................................................................................................................616
Conguring an EdgePort............................................................................................................................................... 617
Flush MAC Addresses after a Topology Change........................................................................................................ 617
MSTP Sample Congurations.......................................................................................................................................618
Router 1 Running-CongurationRouter 2 Running-CongurationRouter 3 Running-
CongurationSFTOS Example Running-Conguration........................................................................................618
Debugging and Verifying MSTP Congurations......................................................................................................... 621
32 Multicast Features................................................................................................................................... 623
Enabling IP Multicast.....................................................................................................................................................623
Implementation Information..........................................................................................................................................623
Multicast Policies........................................................................................................................................................... 624
IPv4 Multicast Policies............................................................................................................................................ 624
Understanding Multicast Traceroute (mtrace)........................................................................................................... 631
Important Points to Remember............................................................................................................................. 632
Printing Multicast Traceroute (mtrace) Paths........................................................................................................... 632
Supported Error Codes................................................................................................................................................. 633
mtrace Scenarios...........................................................................................................................................................634
33 Object Tracking....................................................................................................................................... 640
Object Tracking Overview............................................................................................................................................ 640
Track Layer 2 Interfaces.......................................................................................................................................... 641
Track Layer 3 Interfaces.......................................................................................................................................... 641
Track IPv4 and IPv6 Routes................................................................................................................................... 642
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Contents