GB/T 20851.2-2019 Active National standards

GB/T 20851.2-2019 Electronic toll collection—Dedicated short range communication—Part 2:Data link layer

Publish Date: 2019-05-10 Implement Date: 2019-12-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 20851.2-2019

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Computing openness and system interconnectivity

ICS Name: \nData link layer

Publish Date: 2019-05-10

Implement Date: 2019-12-01

Pages: 28 pages

Scope

This part of GB/T 20851 specifies the main parameters, information frames, and requirements for establishing and disconnecting dedicated communication links, as well as the MAC sublayer and LLC sublayer of the electronic toll collection dedicated short-range communication data link layer. This part is applicable to electronic toll collection systems for highways and urban roads, and can be used as a reference in fields such as automatic vehicle identification and vehicle access management.

Development Information

Word Count: 54 Thousand words Pages: 28 pages

Same series standard

GB/T 20851.1-2019 Electronic toll collection—Dedicated short range communication—Part 1:Physical layer GB/T 20851.3-2019 Electronic toll collection—Dedicated short range communication—Part 3:Application layer GB/T 20851.4-2019 Electronic toll collection—Dedicated short range communication—Part 4:Equipment application GB/T 20851.5-2019 Electronic toll collection—Dedicated short range communication—Part 5:Test methods of the main parameters in physical layer

Replace the following standards

GB/T 20851.2-2007 Electronic toll collection—Dedicated short range communication—Part 2:Data link layer

Referenced Standards

GB/T 7421-2008 Information technology—Telecommunications and information exchange between systems—High-level data link control (HDLC) procedures GB/T 15629.2-2008 Information technology—Telecommunications and information exchange between systems—Local and metropolitan area networks—Specific requirements—Part 2: Logical link control GB/T 20839-2007 Intelligent transport systems—General terminology GB/T 20851.1-2019 Electronic toll collection—Dedicated short range communication—Part 1:Physical layer

Related Standards

GB/T 7421-1987 Replaced

GB/T 7421-1987 Information processing systems—Data communication—High level data link control procedures—Consolidation of classes of procedures

Publish Date: 1987-03-14

GB/T 7575-1987 Replaced

GB/T 7575-1987 Data communication—High-level data link control procedures—Consolidation of elements of procedures

Publish Date: 1987-03-20

GB/T 7496-1987 Replaced

GB/T 7496-1987 Information processing systems—Data communication—High-level data link control procedures—Frame structure

Publish Date: 1987-03-24

GB/T 15124-1994 Active

GB/T 15124-1994 Information processing system—Data communication—Multilink procedures

Publish Date: 1994-07-16

GB/T 16653-1996 Active

GB/T 16653-1996 ISDN data link layer specification for frame mode bearer services

Publish Date: 1996-12-17

GB/T 16724.2-1996 Active

GB/T 16724.2-1996 Information technology—Telecommunication and information exchange between systems—X.25-DTE conformance testing—Part 2:Data link layer conformance test suite

Publish Date: 1996-12-26