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H12-821_V1.0 · Question #656
H12-821_V1.0 Question #656: Real Exam Question with Answer & Explanation
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Question
Which of the following descriptions of multicast IP address are incorrect? (Multiple choice)
A. The value range of multicast IP address is 224.0.0.0-240.255.255.255.
B. In multicast application scenarios, the data packets sent by the multicast source are based on the UDP protocol, so the reliable transmission of data cannot be guaranteed.
C. Traditional unicast technology cannot solve the problem of single-point transmission and multi-point reception. Only multicast technology can solve it.
D. Multicast protocols must be based on unicast routing protocols (such as OSPF protocol) to function properly.
Options
- AThe value range of multicast IP address is 224.0.0.0-240.255.255.255.
- BIn multicast application scenarios, the data packets sent by the multicast source are based on the UDP protocol, so the reliable transmission of data cannot be guaranteed.
- CTraditional unicast technology cannot solve the problem of single-point transmission and multi-point reception. Only multicast technology can solve it.
- DMulticast protocols must be based on unicast routing protocols (such as OSPF protocol) to function properly.
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