针对一种基于软交换集群媒体服务器的体系结构及其原型系统，详细分析了系统安全性，并给出了相应的解决方案。

This paper is about the architecture of a softswitch-based clustered multimedia server and its prototype system. It details the security problems of the new system and gives relevant solutions.

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流媒体服务器集群系统中，如何分布视频数据，进行数据调度是影响系统性能的关键因素之一。

In stream media server cluster, how to distribute media data and scheduling between data is Paramount to the system's performance.

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