Frame is encapsulated in packet in communication network architecture.
A、正确;
B、错误
发布时间：2025-02-16 00:21:00
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答案：错误
【分析】:网络层传输的单位是分组，数据链路层传输的单位是帧，发送数据的时候，先形成分组，然后再向下送交给数据链路层传送，所以是帧里封装了分组。
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