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
OSE capabilities in NGN
7 OSE
architecture
7.1
OSE positioning within the NGN
7.2
OSE functional architecture
7.2.2
Service discovery functional entity (SD-FE)
8
Security considerations
Appendix I – Mapping of OSE capabilities into ITU-T Y.2012 FEs and ITU-T
Y.2020 FEs
Appendix II – Procedures related to OSE
II.1
Procedure for service discovery
II.2
Procedure for service registration
II.3
Procedure for service interworking with other open service environments
Bibliography