多选题Which of the following are shared distribution tree characteristics？ （Choose all that apply.）（）AMemory requirements are higher for shared distribution tree than for source distribution treeBCreates a tree from a central RP to all last-hop routersCUses a rendezvous pointDAn optimal path is created between each source router and each last-hop routerEPlace （S，G） entry in each router’s multicast routing tableFPlace （*，G） entry in a router’s multicast routing to table
多选题
Which of the following are shared distribution tree characteristics？ （Choose all that apply.）（）
A
Memory requirements are higher for shared distribution tree than for source distribution tree
B
Creates a tree from a central RP to all last-hop routers
C
Uses a rendezvous point
D
An optimal path is created between each source router and each last-hop router
E
Place （S，G） entry in each router’s multicast routing table
F
Place （*，G） entry in a router’s multicast routing to table
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