VOIP system is designed based on its fundamental principles with a video conference solution proposed.
根据该协议的基本工作原理设计出了一套VOIP系统，提出了一种视频会议的解决方案。
A VOIP system is designed based on its fundamental principles with a video conference solution proposed.
根据该协议的基本工作原理设计出了一套VOIP系统，提出了一种视频会议的解决方案。
A VOIP system is designed based on its fundamental principles with a video conference solution proposed.
根据该协议的基本工作原理设计出了一套VOIP系统，提出了一种视频会议的解决方案。
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