From the video conference system of basic conditions, the IP technology, especially the H. 323 protocol ap- plication in video conference system is introduced, and the future trend of video conference system by listing the new tech- nology generated by video conference system in recent years is analyzed.%文中从视频会议系统的基本情况出发,介绍了IP技术特别是H.323协议在视频会议系统中的应用。通过列举近年来视频会议系统产生的新技术,分析了视频会议系统未来的发展趋势。
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