TS 182 012 : 2.1.4

Intellectual Property Rights
Foreword
1 Scope
2 References
   2.1 Normative references
   2.2 Informative references
3 Definitions and abbreviations
   3.1 Definitions
   3.2 Abbreviations
4 Overview
   4.1 PSTN/ISDN Emulation subsystem environment
   4.2 Signalling configurations
   4.3 Constraints on services
   4.4 Overlap signalling
5 Functional architecture
   5.1 Overview
   5.2 Overview of Functional entities of the PES
   5.3 Internal Reference Points
6 Service Architecture
   6.1 Overview
   6.2 Reference points
7 External interfaces
   7.1 Interfaces with entities in the transfer plane
   7.2 Interface with the UE
   7.3 Interfaces with the user profile
   7.4 Interfaces with Charging Functions
8 Interconnection with other networks
   8.1 Interfaces with the PSTN/ISDN
   8.2 Interfaces with other external IP-based Subsystems
9 Interfaces with the Network Attachment Subsystem (NASS)
10 Interface with the Resource and Admission Control
   Subsystem (RACS)
11 Mode of operation
   11.1 General Principles
   11.2 Service Provisioning
   11.3 Registration
   11.4 Service code commands
12 AGCF behaviour
   12.1 AGCF components
   12.2 Media Gateway Controller
   12.3 Feature Manager
   12.4 IMS Agent
13 Physical scenarios
Annex A (informative): Areas of discussion and potential
        open items
History

Gives a framework for an IMS-based functional architecture and is considered to be a preliminary version.