题目内容

Which three statements are true about Source Specific Multicast?()

A. Is best suited for applications that are in the one-to-many category.
B. SSM uses shortest path trees only.
C. The use of SSM is recommended when there are many sources and it is desirable to keep the amount of mroute state in the routers in the network to a.
D. There are no RPs to worry about.

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