Table of Contents - G.9804.3 (2021) Amd. 2 (03/2024) -

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	Architecture of the optical access network
	6.1	Classes for optical path loss
	6.2	Categories for fibre differential distance
7	This clause is intentionally left blank
8	This clause is intentionally left blank
9	Optical network requirements
	9.1	Layered structure of optical network
	9.2	PMD layer requirements for the 50G-PON
10	X/S tolerance of 50G-PON ONU and OLT
	10.1	Versatile WDM configuration
11	Upstream physical layer overhead
Appendix I Relationship between OMA, penalty, extinction ratio and average power
Appendix II Physical layer measurements required to support optical layer supervision
Appendix III Allocation of the physical layer overhead time
Appendix IV Relationship among optical interface parameters for 49.7664 Gbit/s downstream
Bibliography