Operation Manual – Multicast Protocol 
Quidway S3900 Series Ethernet Switches-Release 1510  Table of Contents
 
Huawei Technologies Proprietary 
iii 
7.7 Troubleshooting PIM........................................................................................................ 7-23 
Chapter 8 MSDP Configuration.................................................................................................... 8-1 
8.1 Overview............................................................................................................................ 8-1 
8.1.1 MSDP Working Mechanism.................................................................................... 8-4 
8.2 Configuring MSDP Basic Functions................................................................................... 8-6 
8.2.1 Configuration Prerequisites..................................................................................... 8-7 
8.2.2 Configuring MSDP Basic Functions........................................................................ 8-7 
8.3 Configuring Connection between MSDP Peers................................................................. 8-8 
8.3.1 Configuration Prerequisites..................................................................................... 8-8 
8.3.2 Configuring Description Information for MSDP Peers............................................. 8-9 
8.3.3 Configuring Anycast RP Application ....................................................................... 8-9 
8.3.4 Configuring an MSDP Mesh Group....................................................................... 8-10 
8.3.5 Configuring MSDP Peer Connection Control........................................................ 8-11 
8.4 Configuring SA Message Transmission .......................................................................... 8-11 
8.4.1 Configuration Prerequisites................................................................................... 8-12 
8.4.2 Configuring the Transmission and Filtering of SA Request Messages................. 8-12 
8.4.3 Configuring a Rule for Filtering the Multicast Sources of SA Messages .............. 8-13 
8.4.4 Configuring a Rule for Filtering Received and Forwarded SA Messages............. 8-14 
8.4.5 Configuring SA Message Cache........................................................................... 8-15 
8.5 Displaying and Maintaining MSDP Configuration............................................................ 8-15 
8.6 MSDP Configuration Example......................................................................................... 8-17 
8.6.1 Configuration Example of Anycast RP Application ............................................... 8-17 
8.7 Troubleshooting MSDP Configuration............................................................................. 8-18 
8.7.1 MSDP Peer Always in the Down State ................................................................. 8-18 
8.7.2 No SA Entry in the SA Cache of the Router .........................................................8-19