Alcatel Carrier Internetworking Solutions 6648 - Manual (Page 263)

OmniSwitch Troubleshooting Guide September 2005 page 16-1
16 Troubleshooting PIM-SM
In order to troubleshoot issues related to Protocol Independent Multicast-Sparse Mode (PIM-SM), a basic
understanding of the protocol—as well as IP multicast technology—are required. Basic PIM-SM concepts
are explained below; for detailed protocol specifications please refer to RFC 2362 (PIM-SM) as well as
the OmniSwitch 7700/7800/8800 Advanced Routing Configuration Guide, which contains a protocol over-
view and PIM-SM configuration information.
In This Chapter
“Introduction” on page 16-2
“Definition of Terms” on page 16-2
“Protocol Overview” on page 16-3
“BSR Election” on page 16-6
“C-RP Advertisements” on page 16-10
“RP-SET” on page 16-13
“Join/Prune” on page 16-18
“Register” on page 16-21
“Shared Tree” on page 16-23
“Source-Based Tree” on page 16-25
“Troubleshooting Examples: Limitations” on page 16-27