Which two statements are true about the protocols that are used for transmitting voice traffic?()
- A、RTP multiplexing is used to keep multiple phone conversations separate
- B、RTP provides end-to-end delivery services for voice traffic
- C、UDP is used to ensure a reliable transmission from sender to receiver
- D、RTP is used to provide resource reservation for the voice stream
- E、UDP provides multiplexing
正确答案:E
答案解析:有
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