1
Scope
2
References
3
Definitions
3.1
Terms defined elsewhere
3.2
Terms defined in this Recommendation
4
Abbreviations and acronyms
5
Conventions
6
Characteristics of the DSN functional architecture
7
DSN functional architecture
7.1
DSN architectural functions
7.2
Reference points
8
Security considerations
Annex A – Relationship between the DSN functional architecture and the
NGN functional architecture
A.1
Functional mapping between DSN functions and NGN functions
A.2
Relationship between the DSN functional architecture and NGN functional
architecture
Appendix I – Information flows for DSN service
I.1
General information flows
I.2
Content delivery
I.3
Information flows for MMTel
Appendix II DSN model
Bibliography