The IMS IP multimedia concepts and services
The IMS: IP Multimedia Concepts and Services in the Mobile Domain, Second Edition, builds on the success of the previous best-selling edition, providing comprehensive coverage of IMS - its concepts, architecture, protocols and functionalities with a wealth of new and updated material. Mobile teleph...
| Otros Autores: | , |
|---|---|
| Formato: | Libro electrónico |
| Idioma: | Inglés |
| Publicado: |
Chichester, England :
John Wiley & Sons, Ltd
2006.
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| Edición: | 2nd ed |
| Materias: | |
| Ver en Biblioteca Universitat Ramon Llull: | https://discovery.url.edu/permalink/34CSUC_URL/1im36ta/alma991009627192006719 |
Tabla de Contenidos:
- THE IMS; Contents; Foreword by Petri Pöyhönen; Foreword by Alan Duric; Preface; Acknowledgements; List of figures; List of tables; PART I IMS ARCHITECTURE AND CONCEPTS; 1 Introduction; 1.1 What is the Internet Protocol Multimedia Subsystem (IMS)?; 1.2 Example of IMS services; 1.3 Where did it come from?; 1.3.1 From GSM to 3GPP Release 7; 1.3.2 3GPP Release 99 (3GPP R99); 1.3.3 3GPP Release 4; 1.3.4 3GPP Releases 5, 6 and 7; 2 IP Multimedia Subsystem architecture; 2.1 Architectural requirements; 2.1.1 IP multimedia sessions; 2.1.2 IP connectivity
- 2.1.3 Ensuring quality of service for IP multimedia services2.1.4 IP policy control for ensuring correct usage of media resources; 2.1.5 Secure communication; 2.1.6 Charging arrangements; 2.1.7 Support of roaming; 2.1.8 Interworking with other networks; 2.1.9 Service control model; 2.1.10 Service development; 2.1.11 Layered design; 2.1.12 Access independence; 2.2 Description of IMS-related entities and functionalities; 2.2.1 Call Session Control Functions (CSCF); 2.2.2 Databases; 2.2.3 Service functions; 2.2.4 Interworking functions; 2.2.5 Support functions; 2.2.6 Charging entities
- 2.2.7 GPRS entities2.3 IMS reference points; 2.3.1 Gm reference point; 2.3.2 Mw reference point; 2.3.3 IMS Service Control (ISC) reference point; 2.3.4 Cx reference point; 2.3.5 Dx reference point; 2.3.6 Sh reference point; 2.3.7 Si reference point; 2.3.8 Dh reference point; 2.3.9 Mm reference point; 2.3.10 Mg reference point; 2.3.11 Mi reference point; 2.3.12 Mj reference point; 2.3.13 Mk reference point; 2.3.14 Mn reference point; 2.3.15 Ut reference point; 2.3.16 Mr reference point; 2.3.17 Mp reference point; 2.3.18 Go reference point; 2.3.19 Gq reference point
- 2.3.20 Charging reference points3 IMS concepts; 3.1 Overview; 3.2 Registration; 3.3 Mechanism to register multiple user identities at a go; 3.4 Session initiation; 3.5 Identification; 3.5.1 Identification of users; 3.5.2 Identification of services (public service identities); 3.5.3 Identification of network entities; 3.6 Identity modules; 3.6.1 IP Multimedia Services Identity Module (ISIM); 3.6.2 Universal Subscriber Identity Module (USIM); 3.7 Sharing a single user identity between multiple devices; 3.8 Discovering the IMS entry point; 3.9 S-CSCF assignment
- 3.9.1 S-CSCF assignment during registration3.9.2 S-CSCF assignment for an unregistered user; 3.9.3 S-CSCF assignment in error cases; 3.9.4 S-CSCF de-assignment; 3.9.5 Maintaining S-CSCF assignment; 3.10 Mechanism for controlling bearer traffic; 3.10.1 Bearer authorization; 3.10.2 Approval of the QoS commit function; 3.10.3 Removal of the QoS commit function; 3.10.4 Indication of bearer release function; 3.10.5 Indication of bearer loss/recovery; 3.10.6 Revoke function; 3.10.7 Charging identifiers exchange function; 3.10.8 Usage of Gq reference point; 3.11 Charging
- 3.11.1 Charging architecture
