Recommendation ITU-T Y.2325 (12/2023) Architectural evolution for the next generation network control plane by applying software-defined networking technology
Summary
History
FOREWORD
Table of Contents
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 Overview
7 Requirements
8 Evolved NGN control plane
     8.1 Conceptual framework for the evolved NGN control plane
     8.2 Recommended high-level architecture for evolved NGN control plane
     8.3 General service-based architecture based on SDN technology
     8.4 Placement and splitting of high-level functions in evolved NGN
9 High-level functions for network attachment service in evolved NGN
     9.1 Network attachment signalling service function
     9.2 Network attachment signalling service support function (NASSsupportF)
10 High-level functions for mobility service in evolved NGN
     10.1 Mobility signalling service function
     10.2 Mobility signalling service support function (MSSsupportF)
11 General procedures for network attachment
     11.1 Registration procedure
     11.2 Session establishment procedure
Appendix I
     A.I Network attachment procedure with mobility service (in case of host-based mobility)