Recommendation ITU-T Y.3129 (04/2024) Requirements and framework for stateless fair queuing in large scale networks including IMT-2020 and beyond
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
7 Requirements
     7.1 Requirements for FT generation and update
     7.2 Requirements for FT properties in core nodes
8 Framework
     8.1 General description
     8.2 Selection of delay factor for latency guarantee
     8.3 Network configuration for latency guarantee
     8.4 Role of entrance node for generation and update of FT
     8.5 Role of core node for update of FT
     8.6 Mitigation of the complexity of entrance node
     8.7 Compensation of time difference between nodes
9 Considerations for IMT-2020 networks
10 Security considerations
Appendix I  Mathematical representation of the requirements and framework
Appendix II  Delay factor function examples and their performances
     II.1 Simulation environment
     II.2 Delay factor for E2E latency bound
     II.3 Delay factors without explicit E2E latency bound value
     II.4 Implementation with FIFO queue per flow type
Appendix III  An example architecture for IMT-2020 networks
Bibliography