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IMS网络因其良好的多接入支持能力、业务融合支持能力以及为固定和移动接入提供业务一致性和连续性能力,使其支持集团客户、家庭客户的接入有绝对优势;从IMS网络中现有的4种用户接入设备IAD、AG、IPPBX、SIPGW介绍入手并给出适用方案。总结出合理选择IMS终端接入方案能使整体网络稳定、蓬勃发展,有效节约投资。
The IMS network has the absolute advantage of providing good multi-access support capabilities, service convergence support capabilities, and service consistency and continuity capabilities for both fixed and mobile access, enabling it to support both corporate customers and home customers. From the IMS network In the existing four kinds of user access devices IAD, AG, IPPBX, SIPGW introduction and gives the applicable program. Summed up a reasonable choice of IMS terminal access program can make the overall network stability, vigorous development, effective investment savings.