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GB/T 37081-2018Technical requirements for access network—10Gbit/s ethernet passive optical network (10G-EPON) (English PDF)

接入网技术要求 10Gbit/s 以太网无源光网络(10G-EPON)

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 28, 2018

Implementation date

April 1, 2019

Scope

GB/T 37081-2018 is the English-translated version of 接入网技术要求 10Gbit/s 以太网无源光网络(10G-EPON).

GB/T 37081-2018 sets the technical requirements for 10 Gbit/s Ethernet passive optical network (10G-EPON) systems in the access network, in both the symmetric 10G/10G and the asymmetric 10G/1G forms.

It gives the system reference model and the overall requirements for the protocol stack, system wavelengths, PMD sublayer, reconciliation, physical coding and PMA sublayers, MPCP and OAM, and the rules for coexistence with 1G-EPON, multicast included.

It also covers service carrying capacity and ONU device types, network-side and user-side interfaces, PON and Ethernet/IP functions, performance for Ethernet/IP, IP video, TDM leased line and VoIP services and for fibre protection switching, TDM timing synchronization, operation and maintenance, and environmental and electrical safety.

Normative annexes deal with optical power budgets and the discovery process of dual-rate systems. It was issued on 28 December 2018 and has applied since 1 April 2019.

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Document preview — GB/T 37081-2018

National Standard of the People's Republic of China

ICS: 33.040.50
Classification: M 19

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword
1 Scope
2 Normative references
3 Terms and Definitions
4 Abbreviations
5 System Reference Model
6 overall system requirements
6.1 Protocol Stack
6.2 System wavelength
6.3 PMD sublayer
6.4 Coordination sublayer, physical coding sublayer and PMA sublayer
6.5 MPCP
6.6 OAM sublayer
7 Coexistence requirements for 10G-EPON and 1G-EPON
7.1 Coexistence of 10G-EPON and 1G-EPON
7.2 Multicast Coexistence of 10G-EPON and 1G-EPON
8 Service carrying capacity and device type
8.1 Service Carrying Capacity
8.2 ONU Device Type
9 Network side interface and user side interface
9.1 Interface Type Requirements
9.2 Network Side and User Side Interface Requirements
10 Functional Requirements
10.1 Basic Functional Requirements for PON
10.2 Ethernet/IP Related Functions
11 Service Bearer Performance Indicator Requirements
11.1 Ethernet/IP Service Performance Specifications Requirement
11.2 IP Video Service Performance Requirements
11.3 TDM Line Service Performance Requirements
11.4 VoIP Voice Service Performance Requirements
11.5 Fiber Protection Switching Performance Requirements
11.6 Signal Handling Requirements for Management, Control, Synchronization, etc
12 TDM private line service timing synchronization requirements
12.1 OLT Timing Capabilities
12.2 TDM Service Timing Recovery Mode
13 Operation Management Maintenance Requirements
14 Other requirements
14.1 Environmental Requirements
14.2 Electrical Safety Requirements
Appendix A (Normative) Physical Media Related (PMD) Sublayer Requirements
A.1 Optical power budget
A.1.1 Main properties of optical power budget
A.1.2 10G-EPON symmetrical system optical power budget level
A.1.3 10G-EPON asymmetric system optical power budget level
A.2 PMD to MDI optical characteristics of 10G/10G-EPON and 10G/1G-EPON OLT
A.2.1 Transmitter light characteristics
A.2.2 Receiver optical characteristics
A.3 PMD to MDI optical characteristics of 10/10G-EPON and 10/1G-EPON ONU
A.3.1 Transmitter optical characteristics
A.3.2 Receiver optical characteristics
A.4 Two-speed (coexistence) mode
A.4.1 Overview
A.4.2 Downstream two-speed operation
A.4.3 Upstream two-speed operation
Appendix B (Normative) Coordination sublayer, physical coding sublayer, and PMA sublayer requirements
B.1 Coordination sublayer
B.1.1 Two-speed medium independent interface
B.1.2 LLID
B.1.3 Other functions
B.2 Physical Coding Sublayer
B.2.1 Sending function of PCS
B.2.2 Receiving function of PCS
B.2.3 Other functions
B.3 PMA sublayer
Appendix C (Normative) Multipoint MAC Control (MPCP) Requirements
C.1 Overview
C.2 MPCP message
C.2.1 GATE message
C.2.2 REGISTER_REQ message
C.3 Discovery process for two-speed systems
C.3.1 Discovery of OLT-specific rates
C.3.2 ONU-specific rate registration
Appendix D (Normative Appendix) 10G-EPON agitation function requirement
D.1 Overview
D.2 Implementation of 10G-EPON agitation
D.3 10G-EPON solution agitation implementation
D.4 10G-EPON agitation key interaction

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009.

1 Scope

This standard specifies the reference model, overall requirements, and 1G-EPON for 10 Gigabit Ethernet Passive Optical Network (10G-EPON) systems.

Coexistence requirements, service carrying capacity and device type, network-side interface and user-side interface, functional requirements, service bearer performance index requirements, Timing synchronization requirements, operation management and maintenance requirements, and other requirements for TDM leased line services.

This standard applies to 10G-EPON systems.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this document. For undated references, the latest edition (including all amendments) applies to this document.

GB/T 9771 (all parts) single mode fiber for communication

GB/T 29229-2012 Ethernet-based passive optical network (EPON) technical requirements

GB/T 37083-2018 Access network technology requires interoperability of EPON systems

YD/T 2676-2013 Access network technology requires PON system to carry frequency synchronization and time synchronization

IEC 60793-2:2015 Optical Fiber Part 2. Product Specification General (Opticalfibres-Part 2. Productspecifica-tions-General)

Characteristics of ITU-T G.652 single-mode fiber optic cable (Characteristicsofasingle-modeopticalfibreandcable)

Characteristics of the bending-loss single-mode fiber optic cable for the ITU-T G.657 access network (Characteristicsofabending-lossinsensi- Titsingle-modeopticalfibreandcable)

ITU-T G.983.1 Broadband optical access system based on passive optical network (Broadband optical accesssystemsbasedon Passiveopticalnetworks)

IEEE802.3-2012 Ethernet standard (IEEEstandardforethernet)

3 Terms and definitions

The following terms and definitions apply to this document.

3.1 10Gbit/s Ethernet Passive Optical Network (10G-EPON)

The EPON system with a maximum downlink operating rate of 10 Gbit/s.

Note: The corresponding downstream PMD layer operating rate is 10.3125 GB d. Including 10G/10G-EPON and 10G/1G-EPON two specifications. 10G/10G-EPON system supports the maximum downlink working rate of 10 Gbit/s and the uplink maximum working rate of 10 Gbit/s (corresponding to the working speed of the PMD layer as the downlink 10.3125GB d, uplink 10.3125GB d), also known as 10G-EPON symmetric mode. 10G/1G-EPON system supports the highest downlink operating speed 10Gbit/s, the maximum working speed of the uplink is 1Gbit/s (corresponding to the working speed of the PMD layer is 10.3125GB d downstream, 1.25GB d is uplink), also known as 10G-EPON asymmetric mode.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 32 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 9771 · IEC 60793-2:2015

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