多选题
Which two statements are true about the protocols that are used for transmitting voice traffic？（）
发布日期：2020-04-13
RTP multiplexing is used to keep multiple phone conversations separate
RTP provides end-to-end delivery services for voice traffic.
UDP is used to ensure a reliable transmission from sender to receiver.
RTP is used to provide resource reservation for the voice stream.
UDP provides multiplexing of multiple phone conversations.
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