软交换实现机制 |
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引用本文: | 沈鑫剡,胡勇强,魏涛,龙瑞.软交换实现机制[J].中国数据通信,2008(7):27-30. |
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作者姓名: | 沈鑫剡 胡勇强 魏涛 龙瑞 |
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作者单位: | 工程兵工程学院计算机应用教研室,南京210007 |
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摘 要: | 软交换技术是VoIP的核心技术之一,但它和基于H.323、SIP的VoIP系统有着本质区别,本文详细介绍了软交换系统既和PSTN交换机一样实现时隙交换,又解决用远距离分组交换通路取代长话通信线路的工作机制,给出了基于软交换系统的VoIP系统的呼叫连接建立过程。
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关 键 词: | 软交换 MGCP 媒体网关 |
Softswitch Realization Method |
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Affiliation: | Shen Xinyan, Hu Yiongqiang, Wei Tao, Long Rei (School of Communications and Information, Nanjing University of Posts and Telecommunications, Nanjing 210003,China) |
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Abstract: | Softswitch is a core technology of VoIP,but it is differ from H.323 and SIP system.this article describe the method that realize slot switch as same as PSTN switch,and the procedure that replace long distant communication line by packet switch path.,discuss the call procedure based Softswitch. |
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Keywords: | softswitch MGCP mediagateway |
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