At present, the mobile communication network is mainly divided into three domains which are circuit-switching (CS) domain, packet switching (PS) domain, and IP Multimedia Subsystem (IMS) domain.
目前移动通信网络主要由电路交换(CS)域，分组交换(PS)域和IP多媒体子系统(IMS)域三个部分构成。
This dissertation focuses on research of 3gpp IMS network security, which includes access network security and network domain security.
本论文主要研究3gppIMS网络的安全性，其包括接入网安全性研究和网络域安全性研究。
The invention provides a multi-network fusion call processing method, as well as internal call processing method and device of an IMS domain.
本发明提供一种多网融合呼叫处理方法、IMS域内部呼叫处理方法和装置。
The invention provides a multi-network fusion call processing method, as well as internal call processing method and device of an IMS domain.
本发明提供一种多网融合呼叫处理方法、IMS域内部呼叫处理方法和装置。
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