Recommendation ITU-T G.9940 (12/2023) High speed fibre-based in-premises transceivers – system architecture
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 Architecture of the G.fin network
     6.1 Network architecture
          6.1.1 Home environment
          6.1.2 Business environment
     6.2 Reference models
          6.2.1 G.fin network
          6.2.2 Functional architecture of a G.fin-based FIP network
     6.3 Protocol reference model
     6.4 Centralized coordination network architecture
          6.4.1 Centralized status collection
          6.4.2 Centralized network control
          6.4.3 Latency controlled transmission mechanism
7 Service requirements
     7.1 Service types
     7.2 Mean signal transfer delay
     7.3 Maximum Ethernet packet size
     7.4 Synchronization features and quality
8 Physical layer requirements
     8.1 Bit rates
     8.2 Maximum number of connected S-FTRs
     8.3 Fibre length
     8.4 Optical link budget
     8.5 Operating wavelength
     8.6 Indoor fibre distribution network (IFDN)
          8.6.1 Fibre
          8.6.2 Optical cable
          8.6.3 Optical splitter
          8.6.4 Optical and electrical hybrid splitter (OEHS)
9 System level requirements
     9.1 Power saving and energy efficiency
     9.2 Security functions
     9.3 Dynamic time assignment
     9.4 Quality of service (QoS)
     9.5 Eye safety
10 System management functions
     10.1 Management schemes
     10.2 Management functions
Appendix I  Optical link budget analysis for G.fin network
     I.1 Optical path loss factors
     I.2 Splitting architecture
     I.3 Optical link budget consideration
Bibliography