IP Multicast Routing - Sparse-Mode Routing Protocols - Operation of Protocol Independent Multicast Sparse Mode

4 important questions on IP Multicast Routing - Sparse-Mode Routing Protocols - Operation of Protocol Independent Multicast Sparse Mode

What are the two reactions from the RP to register message?

-Allow a router to inform RP that it has a local source for a multicast group
-Allow a router to forward multicasts to the RP encapsulated in unicast packets, until registration is completed

What is the abbreviation for RPT and what does it mean?

root path tree rooted at the RP

What is the default pim prune timer?

3 minutes
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What is the command to change the spt-threshold?

(config)#ip pim spt-threshold rate

When this command is not used, the PIM leaf router joins the shortest path tree immediately after the first packet arrives from a new source

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