Chapter 3

General Principles of the IMS Architecture

Gonzalo Camarillo M.Sc., Ph.D., 

Gonzalo Camarillo M.Sc., Ph.D.

co-chairs

Advanced Signalling Research Laboratory of Ericsson, Helsinki, Finland

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Miguel A. García-Martín B. Eng., 

Miguel A. García-Martín B. Eng.

Principal Research Engineer

Networking Technologies Laboratory of the Nokia Research Center, Helsinki, Finland

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First published: 16 December 2005
https://doi.org/10.1002/0470031425.ch3

Summary

This chapter contains sections titled:

  • From Circuit-switched to Packet-switched

  • IMS Requirements

  • Overview of Protocols used in the IMS

  • Overview of IMS Architecture

  • Identification in the IMS

  • SIM, USIM, and ISIM in 3GPP

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