云计算发展风起云涌,其应用已渗透的各个行业(包括电信行业).IMS网络作为未来固定和移动融合的统一核心控制,其重要性越来越凸显.IMS云化的研究也开始起步,从IMS云化的驱动力、IMS云化和云计算的关系以及在云计算参考架构中的位置、IMS云化的策略等方面进行阐述,同时分析了IMS云化对运营商带来的变革.%The cloud computing is surging and its applications have penetrated in all sectors,including the telecommunications industry.As unified core control of the future convergence of fixed and mobile networks,the importance of IMS network is becoming more prominent.The study on IMS cloud has been just started.The driving force of IMS cloud was introduced firstly,then described the IMS cloud from the aspects of concept,position in the layered cloud reference model and deployment model were described,the overall IMS cloud architecture and strategies were proposed,finally the changes it bring to the operators were briefly analyzed.
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