Should be:
A. Multicast distribution trees are classified into two types: SPT and RPT.
B. The PIM-SM protocol can generate both RPTs and SPTs.
C. The PIM-DM protocol can generate only SPTs.
D. The PIM-DM protocol can generate both RPTs and SPTs.
upvoted 2 times
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Tigreton
4 years, 2 months ago