Who knows the current prospects of IMS engineers?

IMS is the abbreviation of Management Information System.

IMS (IP Multimedia Subsystem) is a universal platform based on SIP, which can support multiple access methods of fixed and mobile at the same time, realizing the integration of fixed and mobile networks.

"IMS defines a three-layer structure. The control layer is based on the SUP-T protocol and has an open interface between the control layer and business layer above, allowing operators to use a single core network across the mobile network. and fixed network SIP-based services,” Lei Zhenzhou said, “IMS meets NGN’s requirements to separate call control and transmission. It is an extension of softswitching and further separates control functions on the basis of softswitching. The purpose is to form a A more highly flexible communication platform can not only realize multimedia communication from person to content, but also realize multimedia communication from person to person. ”