Rec. ITU-T Y.3150 (09/2020) High-level technical characteristics of network softwarization for IMT-2020
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 Introduction to network softwarization for IMT-2020
     6.1 Underlying technologies for softwarization
          6.1.1 SDN
          6.1.2 NFV
          6.1.3 Cloud computing
     6.2 Potential use cases supported by network softwarization
7 Vertical aspects
     7.1 Basic model for providing network slices
          7.1.1 Overview
          7.1.2 SDN environment for network slice support
          7.1.3 NFV environment for network slice support
          7.1.4 Cloud environment for network slice support
          7.1.5 Other environment for network slice support
          7.1.6 Open source for network slice support
     7.2 Management for network slicing
     7.3 Network slicing for access networks – mobile fronthaul and backhaul
          7.3.1 Expected capabilities and benefits
          7.3.2 Required new functionalities
     7.4 Advanced data plane programmability
8 Horizontal aspects
     8.1 Basic horizontal view of network slices
     8.2 Capability exposure and APIs
9 Security considerations
Appendix I  Example details of network slice support
     I.1 Basic model
     I.2 Interactions between network slice LCM&O and Inf&NF-M
Appendix II  Relationship of the models in this Recommendation with that of ETSI NFV
Appendix III  Example procedures and flows for slice instance creation
Appendix IV  Considerations of multiple orchestrations
     IV.1 Background
     IV.2 The goal and roles of orchestration
     IV.3 Examples of orchestrations
     IV.4 Orchestration in SDN controller
     IV.5 ETSI NFV management and orchestration
     IV.6 Hierarchy and ubiquity of orchestrations
Appendix V  Considerations of deployment location of SDN controllers
     V.1 Possible SDN deployment in an IMT-2020 system
     V.2 Variations of SDN deployment in an NFV environment
Bibliography