为了保证在网络中进行可靠的通信，要传送的数据必须被装进易管理的、可追踪的分组中。

To ensure reliable communication to take place over a network, data to be sent must be put in manageable traceable packages.

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网络的传送层是基于统一协议的分组网络。

The network transmission layer is based on network groupings of the uniform protocol.

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是指以分组的形式在基于IP协议的网络上传送语音数据的技术。

VoIP (Voice over IP) is a technology that sends packet voice data over IP networks.

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