Recommendation ITU-T G.8052 (01/2024) Protocol-neutral management information model for the Ethernet transport capable network element
Summary
History
FOREWORD
Table of Contents
Introduction
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
          5.1.1 UML modelling conventions
          5.1.2 Model artefact lifecycle stereotypes conventions
          5.1.3 Forwarding entity terminology conventions
          5.1.4 Conditional package conventions
          5.1.5 Pictorial diagram conventions
     5.2 Equipment function conventions
          5.2.1 Maintenance entity group end point (MEP) [ITU-T G.8021]
          5.2.2 Maintenance entity group intermediate point (MIP) [ITU-T G.8021]
          5.2.3 Traffic conditioning and shaping function (TCS) [ITU-T G.806]
          5.2.4 MEPs and MIPs along an individual ME
     5.3 Conventions defined in this Recommendation
          5.3.1 Colour code convention
          5.3.2 Modelling convention for adaptation functions
               5.3.2.1 Ethernet server adaptation modelling
               5.3.2.2 Non-Ethernet server adaptation modelling
6 Overview of the Ethernet model
     6.1 ETH layer
     6.2 OAM infrastructure
     6.3 Location of OAM functions
7 UML model of Ethernet
     7.1 ETH fragment
          7.1.1 ETH CTP object classes
          7.1.2 ETH TTP object classes
          7.1.3 ETH connectivity object classes
          7.1.4 ETH multiplexing
          7.1.5 ETH CTP and TTP auxiliary object classes
          7.1.6 ETH TCS
     7.2 OAM fragment
          7.2.1 MEP compound function
          7.2.2 MIP compound function
     7.3 Ethernet media fragment
     7.4 FlexE fragment
          7.4.1 Overview of FlexE related object classes
          7.4.2 FlexE UML model
               7.4.2.1 FlexE Member
               7.4.2.2 FlexE Group
          7.4.3 FlexE Client UML model
               7.4.3.1 FlexEC TTP
               7.4.3.2 FlexEC CTP
8 UML model file
Annex A  Version 3 of the Ethernet model
     A.1 OAM compound functions
          A.1.1 MEP compound function
               A.1.1.1 MEP on-demand diagnostic function
               A.1.1.2 MEP proactive measurement function
               A.1.1.3 MEP configuration function
          A.1.2 MIP compound function
     A.2 TCS Function
     A.3 Performance monitoring
          A.3.1 Loss measurement
          A.3.2 Delay measurement
          A.3.3 Threshold profile control
     A.4 Ethernet multiplexing
     A.5 Connection function
          A.5.1 Linear protection function
          A.5.2 Ring protection 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
          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