The IMS builds on the success of the first two editions to provide comprehensive coverage of IMS: its concepts, architecture, protocols and functionalities. It has been completely revised to include a number of new chapters which replace superseded topics, while remaining chapters are updated. In part 1, more information on TISPAN, I-WLAN, Cable is included and chapters are added on subjects such as 'IMS transit', 'Communication Continuity (VCC / PS-2-PS Handover)' and 'IMS interconnection'. Part 2 contains two new chapters on 'Multimedia Telephony' and 'SMS over IMS' while part 3 is completely updated with chapters added on 'Interworking' and 'Voice Call Continuity'. Part IV – Protocols, of the previous edition will be added to a new companion website.
New edition of highly successful text
Includes a number of new chapters while remaining chapters are fully revised and updated
New companion website to include Protocols
Places special emphasis on services, featuring more detailed descriptions of presence, messaging, group management and push-to-talk over cellular (conferencing).
Explores the general benefits of IMS in detail and focuses in particular on its role in fixed-mobile convergence.