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介绍了全球NGN网络发展和应用状况以及我国的运营商发展软交换的基本观点,分析了软交换和IMS的技术特点,阐述了在NGN中提供的新应用,指出在NGN发展过程中存在的一些问题和风险。
This paper introduces the development and application of NGN in the world and the basic view of softswitch in our country. It analyzes the technical features of Softswitch and IMS, expounds the new applications in NGN, and points out some existing problems in the development of NGN Problems and risks.