1
Scope
2 References
3 Definitions
4 Abbreviations and acronyms
5 Reference architecture
6 General requirements
7 Applications
8 S-CSC-FE functional requirements
8.1 Functional model
8.2 Registration trigger
8.3 Originating call trigger
8.4 Terminating call trigger
8.5 Session release trigger
9 AS-FE functional requirements
9.1 Functional model
9.2 Interworking modes
9.3 Application call processing
10 S-CSC-FE signalling requirements
10.1 3rd party registration
10.2 Service request
11 AS-FE signalling requirements
11.1 Terminating UA
11.2 Originating UA
11.3 Redirect server
11.4 Proxy
11.5 3rd party call control