1
Introduction
2 Phased Standardization
3 References
4 General Description and Scope of
IN CS-4
4.1 Criteria for IN CS-4
4.2 Basic features
4.3 IN Support for Voice over IP
4.3.1 Basic Services
4.3.2 Supplementary Services
4.3.3 Operator Specific Services
4.4 IN and IP networks
4.5 General aspects
5 Overview of IN CS-4
Recommendations
6 Service Features and Network
Capabilities
6.1 Definitions
6.2 Service Features IN CS-4
6.3 Network Capabilities IN CS-4
7 Distributed functional model for
IN CS-4
7.1 Explanation of diagram
7.2 IN functional model
7.3 Definition of functional entities
related to IN service execution
7.3.1 CCA function (CCAF)
7.3.2 CC function (CCF)
7.3.3 SS function (SSF)
7.3.4 SC function (SCF)
7.3.5 SD function (SDF)
7.3.6 SR function (SRF)
7.3.7 IA function (IAF)
7.3.8 CUS function (CUSF)
7.3.9 SCUA function (SCUAF)
7.3.10 SM function (SMF)