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GB/T 42561-2023: Information technology - Telecommunications and information exchange between systems - Technical requirements for real-time ethernet adaptation to time sensitive networking
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 42561-2023 | English | 228 |
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Information technology - Telecommunications and information exchange between systems - Technical requirements for real-time ethernet adaptation to time sensitive networking
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GB/T 42561-2023
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PDF similar to GB/T 42561-2023
Basic data | Standard ID | GB/T 42561-2023 (GB/T42561-2023) | | Description (Translated English) | Information technology - Telecommunications and information exchange between systems - Technical requirements for real-time ethernet adaptation to time sensitive networking | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | L79 | | Classification of International Standard | 35.100 | | Word Count Estimation | 13,143 | | Date of Issue | 2023-05-23 | | Date of Implementation | 2023-12-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 42561-2023: Information technology - Telecommunications and information exchange between systems - Technical requirements for real-time ethernet adaptation to time sensitive networking
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 35:100
CCSL79
National Standards of People's Republic of China
Telecommunication and information exchange between information technology systems
Real-time Ethernet adapts to time-sensitive network technical requirements
Released on 2023-05-23
2023-12-01 implementation
State Administration for Market Regulation
Released by the National Standardization Management Committee
table of contents
Preface III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Abbreviations 2
5 Overview 2
6 Network Adaptation Frame Mapping Requirements 4
6:1 Network adaptation data flow type 4
6:2 Network Adaptation Frame Structure 4
6:3 Real-time Ethernet adaptation data flow 5
6:4 Real-time Ethernet frame mapping 6
7 Network Adaptation Functional Requirements 6
7:1 Clock synchronization 6
7:2 Reference time 7
7:3 Link speed 7
7:4 Ingress Rate Limiting 7
7:5 Time perception 7
7:6 Frame Preemption 8
8 Network Adaptation Bridging Requirements 8
8:1 Priority queue 8
8:2 Transmission selection algorithm 8
8:3 Gated Scheduling Mechanism 8
8:4 Protective band 8
8:5 Forwarding technology 9
8:6 Network resource protection 9
foreword
This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules for Standardization Documents"
drafting:
Please note that some contents of this document may refer to patents: The issuing agency of this document assumes no responsibility for identifying patents:
This document is proposed and managed by the National Information Technology Standardization Technical Committee (SAC/TC28):
This document was drafted by: Chongqing University of Posts and Telecommunications, China Institute of Electronic Technology Standardization, Industrial Internet Research Institute of Chongqing University of Posts and Telecommunications, Shenzhen
Shenzhen Saixi Information Technology Co:, Ltd:, Jiangsu Saixi Technology Development Co:, Ltd:, Beijing Dongtu Technology Co:, Ltd:, Beijing Saixi Technology Development Co:, Ltd:
Exhibition Co:, Ltd:, State Grid Hubei Electric Power Co:, Ltd: Electric Power Research Institute, Shanghai Green Times Technology Development Co:, Ltd:, Beijing Guyuan
Network Technology Co:, Ltd:, Gongyinte (Chongqing) Technology Co:, Ltd:, Beijing Zhixin Microelectronics Technology Co:, Ltd:, Anhui Telecom Planning and Design Co:, Ltd:
Limited liability company, Shenzhen Huixin Communication Technology Co:, Ltd:, EVOC Intelligent Technology Co:, Ltd:
The main drafters of this document: Wang Hao, Guo Xiong, Wang Ting, Huang Xuwei, Yang Hong, Zhuo Lan, Xue Baihua, Huang Xueda, Liu Yang, Wei Min, Huang Qingqing,
Wang Ping, Cheng Yuan, Wang Jin, Luo Changliang, Zhang Yan, Shi Wenqiang, Zhou Siyuan, Liao Yinyu, Liu Qiong, Chen Chao, Liu Yong, Xu Mingwei:
Telecommunication and information exchange between information technology systems
Real-time Ethernet adapts to time-sensitive network technical requirements
1 Scope
This document specifies the network adaptation frame mapping requirements, network adaptation functional requirements and network adaptation
with bridging requirements:
This document is suitable for time-sensitive network industrial applications that require deterministic latency and heterogeneous interconnection, and is used to guide real-time Ethernet access
Adaptive frame design, priority mapping and time synchronization for time-sensitive networks:
2 Normative references
The contents of the following documents constitute the essential provisions of this document through normative references in the text: Among them, dated references
For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
this document:
GB/T 15629:3 Telecommunications and Information Exchange between Information Technology Systems Specific Requirements for Local Area Networks and Metropolitan Area Networks No: 3
Part: Access method and physical layer specification for carrier sense multiple access with collision detection (CSMA/CD)
GB/T 42404 Information technology inter-system telecommunication and information exchange time-sensitive local area network and metropolitan area network bridging local area network
Timing and Synchronization for Sensing Applications
ISO /IEC /IEEE8802-1Q:2020 Telecommunications and information exchange between information technology systems Local area network and metropolitan area network
bridged networks)
3 Terms and Definitions
The following terms and definitions apply to this document:
3:1
bridging
Work at the LAN data link layer, link two or more similar or identical LANs through bridges, and realize data exchange
process:
Note: Including functional components such as MAC or VLAN:
3:2
clock source clocksource
A clock device that provides standard time in a time-sensitive network domain:
3:3
Real-time Ethernet real-timeethernet
Real-time communication network conforming to GB/T 15629:3:
Note: Such as PROFINET, SERCOS, EPA, EtherCAT, etc:
3:4
Based on a set of data link layer protocols formulated by the IEEE802:1TSN task group, it supports time synchronization and deterministic scheduling, etc:
Mechanism of Ethernet:
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