Table of Contents - G.8052 (2024) Amd. 1 (03/2026) -

1	Scope
2	References
3	Definitions
	3.1	Terms defined elsewhere
	3.2	Terms defined in this Recommendation
4	Abbreviations and acronyms
5	Conventions
	5.1	Information modelling conventions
	5.2	Equipment function conventions
	5.3	Conventions defined in this Recommendation
6	Overview of the Ethernet information model
	6.1	ETH layer
	6.2	OAM infrastructure
	6.3	Location of OAM functions
7	UML information model for Ethernet
	7.1	ETH model fragment
	7.2	OAM model fragment
	7.3	Ethernet media model fragment
	7.4	FlexE model fragment
8	Ethernet UML information model
Annex A – Ethernet legacy information model
	A.1	OAM compound functions
	A.2	TCS Function
	A.3	Performance monitoring
	A.4	Ethernet multiplexing
	A.5	Connection function
	A.6	LAG management modelling
	A.7	PhysicalSubsystem modelling
Appendix I – UML modelling principles and guidelines and tooling
Appendix II – Grouping and mapping of ITU-T G.8021/Y.1341 MI signals to model artefacts
	II.1	Ethernet MAC layer (ETH) and mapping
	II.2	Non-Ethernet server to ETH adaptation and mapping
	II.3	Ethernet adaptation modelling
Appendix III – UML model data dictionary
Appendix IV – Ethernet ring protection modelling examples
	IV.1	The protection scheme
	Page
	IV.2	Relevant pieces of the resilience model for ITU-T G.8032
	IV.3	Using the spec model to explain the alternative raw and encapsulation forms
	IV.4	Representing the block
	IV.5	Forming the ring
Appendix V – Overview of ETH object classes with refactored/deprecated object classes
	V.1	ETH CTP
	V.2	ETH TTP
Bibliography