Network switch – A new private network for message traffic using NIC that would be used for public network user access.

网络交换机 –一个使用NIC 的面向消息通信的新私有网络，用于公共网络的用户访问。

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The user plane is mainly responsible for the access, transformation (such as codec), and transmission of the user traffic data.

用户平面则主要负责用户数据流的接入、格式转换和转发等。

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The user plane is mainly responsible for the access, transformation (such as codec), and transmission of the user traffic data.

用户平面则主要负责用户数据流的接入、格式转换和转发等。

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