Intellectual Property Rights
Foreword
Modal verbs terminology
Foreword
Introduction
1 Scope
2 References
3 Definitions, symbols and abbreviations
4 Informative description of messaging
services in the IMS
5 Informative description of messaging types
6 Immediate messaging requirements
7 Session based messaging requirements
8 Addressing requirements
9 Security
10 Charging
11 Interworking
Annex A (informative) - Change history
History