1
Scope
2 References
3 Terms and Definitions
4 Abbreviations and Acronyms
5 Relationship to Global Information
Infrastructure
6 Relationship to ITU-T Rec. X.200 –
OSI Basic Reference Model
7 Basic functionality divisions in
NGN
7.1 Separation between services and
transport
7.2 Relationships between NGN basic
reference model and ITU-T Recs G.805, G.809 and Y.110
8 General functional model
8.1 Functions
8.2 Resources
9 Multi-layer aspects
9.1 Inter-layer and intra-layer interaction
9.2 Co-ordination activities
9.3 Multi-layer network scenario in NGN
10 Service convergence by NGN
11 Multimedia services
11.1 The support of multimedia services
11.2 The access to the services and the support (of the services)
requests
12 Identification and location
13 Emergency communications
14 Interactions between NGNs and non-NGN environments
15 Security
16 Quality of Service (QoS)
16.1 QoS classes
16.2 QoS control mechanisms
16.3 QoS control functional
architecture
16.4 QoS control/signalling
Annex A –
Relationship of NGN to OSI BRM
A.1 Distribution of layer
functionality
A.2 Ordering of protocol layers
A.3 Peer semantics of layers
A.4 Mode of transmission
Annex B – Principles
retained/not retained from X.200 for NGN
B.1 X.200 parts applicable to NGN
B.2 X.200 parts not applicable to NGN
Appendix I – Example
of convergence of services
I.1 Service
scenario
I.2 System
configuration
Appendix II –
Interactions between NGNs and non-NGN environments
II.1 Introduction
II.2 Principle for IWF
between NGNs
II.3 Agent model for interworking
BIBLIOGRAPHY