Users Guide

Configuring a Default Route...................................................................................................................................679
OSPFv3 Authentication Using IPsec.................................................................................................................... 680
Troubleshooting OSPFv3....................................................................................................................................... 686
36 Per-VLAN Spanning Tree Plus (PVST+)..................................................................................................688
Protocol Overview.........................................................................................................................................................688
Implementation Information......................................................................................................................................... 689
Configure Per-VLAN Spanning Tree Plus.................................................................................................................. 689
Related Configuration Tasks..................................................................................................................................689
Enabling PVST+.............................................................................................................................................................689
Disabling PVST+............................................................................................................................................................690
Influencing PVST+ Root Selection..............................................................................................................................690
Modifying Global PVST+ Parameters......................................................................................................................... 692
Modifying Interface PVST+ Parameters.................................................................................................................... 693
Configuring an EdgePort..............................................................................................................................................693
PVST+ in Multi-Vendor Networks.............................................................................................................................. 694
Enabling PVST+ Extend System ID.............................................................................................................................694
PVST+ Sample Configurations....................................................................................................................................695
37 PIM Sparse-Mode (PIM-SM).................................................................................................................. 698
Implementation Information......................................................................................................................................... 698
Protocol Overview.........................................................................................................................................................698
Requesting Multicast Traffic..................................................................................................................................698
Refuse Multicast Traffic.........................................................................................................................................699
Send Multicast Traffic............................................................................................................................................ 699
Configuring PIM-SSM...................................................................................................................................................700
Related Configuration Tasks.................................................................................................................................. 700
Enable PIM-SM..............................................................................................................................................................700
Configuring S,G Expiry Timers......................................................................................................................................701
Configuring a Static Rendezvous Point.......................................................................................................................701
Overriding Bootstrap Router Updates..................................................................................................................702
Configuring a Designated Router................................................................................................................................ 702
Creating Multicast Boundaries and Domains............................................................................................................. 703
Enabling PIM-SM Graceful Restart.............................................................................................................................703
38 PIM Source-Specific Mode (PIM-SSM).................................................................................................. 704
Implementation Information......................................................................................................................................... 704
Important Points to Remember............................................................................................................................. 704
Configure PIM-SMM.....................................................................................................................................................705
Related Configuration Tasks.................................................................................................................................. 705
Enabling PIM-SSM........................................................................................................................................................ 705
Use PIM-SSM with IGMP Version 2 Hosts................................................................................................................705
Configuring PIM-SSM with IGMPv2.....................................................................................................................706
Electing an RP using the BSR Mechanism.................................................................................................................707
Enabling RP to Server Specific Multicast Groups............................................................................................... 707
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