Which enhancement does IGMP version 3 offer over IGMP version 2?
2023-12-01单选题52~110
Which enhancement does IGMP version 3 offer over IGMP version 2?
A.support for Source Specific Multicast
B.a mechanism to decrease leave latency
C.authentication of multicast streams
D.backward compatibility with IGMP version 1
正确答案是A
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