Telecommunications Science ›› 2015, Vol. 31 ›› Issue (Z1): 148-152.doi: 10.11959/j.issn.1000-0801.2015404

• Future network • Previous Articles     Next Articles

Power IMS access network evolution and integrated method

Xiande BU1,Shouyong LI2,IBinglin L1,IANWenfeng T1   

  1. 1 State Grid Smart Grid Research Institute,Nanjing 210003,China
    2 Nanjing NARI Group Corporation International Business Company,Nanjing 210003,China
  • Online:2015-12-20 Published:2017-07-03
  • Supported by:
    The Science and Technology Project of State Grid Corporation of China“Application Research on IMS Switch Network Businesses Innovation and Support System”

Abstract:

The State Grid had decided to construct next generation switching network using IMS technology,so the existing access devices and equipments needed to be updated or formed.Four kinds of access equipment unit were introduced,which were access gateway(AG),integrated access device(IAD),IP PBX and SIP phone.According to the functions and usage of above 4 equipments,the method to construct the access network to update the old one was analyzed.Incorporation with application scenes of communication services,the different access methods were researched and the project solutions for SGCC was put forward to build IMS access network.

Key words: IMS, access network evolution, access method

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