Recommendation ITU-T G.807 Amendment 1 (01/2020) Generic functional architecture of the optical media network
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
     5.1 Notational conventions
     5.2 Diagrammatic conventions
     5.3 Terminological conventions
     5.4 Media layer and media network
6 Overview of media and signal
     6.1 General introduction of media and signal
     6.2 Functional architecture of the optical media layer
          6.2.1 Frequency slot
          6.2.2 Transfer parameters
          6.2.3 Application identifier
7 Media constructs and media elements
     7.1 Media constructs
          7.1.1 Media port
          7.1.2 Media channel
               7.1.2.1 Network media channel (NMC)
          7.1.3 Media channel group
          7.1.4 Media channel assembly
          7.1.5 Media subnetwork
          7.1.6 Filter function
          7.1.7 Coupler
          7.1.8 Frequency Mixer
          7.1.9 Analogue signal conversion functions
          7.1.10 Optical amplifier
          7.1.11 Fibre
     7.2 Media element
     7.3 Media network topology
          7.3.1 Point to point media channels
          7.3.2 Point-to-multipoint media channels
          11.17.3.3 OTS and OMS MCGs
     7.4 Management of media channels
          7.4.1 Management of network media channels (NMCs)
8 Monitoring media constructs
     8.1 Optical parameter monitor (OPM-x)
     8.2 Optical signal maintenance entities (OSME)
9 Information/signal boundary
10 Optical tributary signals and interfaces
     10.1 OTSi
          10.1.1 OTSi supporting multiple independent information streams
          10.1.12 Assignment of signals to media channels
     10.2 OTSiG
          10.12.1 OTSi supporting one client with multiple independent information streams
     10.3 OTSiA
          10.3.1 Management of OTSiA connections
          10.3.2 OTSiA subnetwork
11 Monitoring of optical signals
     11.1 Non-associated overheadOTS and OMS MCGs
     11.2 Media channels and OSMEs
12 OSC
13 Modulator/Demodulator and termination functions
     13.1 OTSi bidirectional mModulator/Demodulator
     13.2 OTSiG-O trail termination function
     13.3 OMS-O trail termination function
     13.4 OTS-O trail termination function
14 Client/server associations
     14.1 Digital-laneM-AI/ digital-client CI adaptation function
     14.2 OMS-O/OTSiG-O adaptation function
     14.3 OTS-O/OMS-O adaptation function
     14.4 Digital-laneM-AI/OTS-O adaptation
15 Management capabilities
     15.1 Media entity relationships
     15.2 Fault management
          15.2.1 Continuity supervision
          15.2.2 Connectivity supervision
     15.3 Configuration management
          15.3.1 Unused media channels
     15.4 Performance management
     15.5 Non-associated overhead
16 Media network survivability techniques
17 Black link approach
Annex A  Media change and physical domain change
Annex B  Concept of network media channel group (NMCG)
Appendix I  Examples of the configuration of media channels
     I.1 Construction of network media channels
     I.2 Use of flexible grid capableconfigurable filters to route media channels
Appendix II  Example of media network using tuneable modulator/demodulator for routing
     II.1 Network using couplers
     II.2 Network using wide-band filters and couplers
Appendix III  Examples for transferring digital data over different media
     III.1 Specific kinds of modulation/demodulation
     III.2 Digitized IF-band case
     III.3 Digitized I/Q baseband case
     III.4 Analogue RoF case
Appendix IV  Example for describing media network topology
Appendix V  Assessing media architecture with PON use cases
     V.1 PON signal in an ODN
     V.2 NG-PON2
Appendix VI  Assessing media architecture with the Visible Light Communication use case
Appendix VII  OMS/OTS reference points and reference points in other Recommendations
Appendix VIII  Description of inverse multiplexed clients
Appendix IX  Media channel configuration and spectrum optimization
Appendix X  Examples of grid systems defined in other Recommendations
Bibliography