Standard
Track updates
AS 4962:2025
[Current]The objective of this document is to provide an agreed scheme of interoperability for toll operators, electronic fee collection system integrators and equipment suppliers. The interoperability only relates to the sequences between vehicle and roadside.
Published: 27/06/2025
Pages: 69
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviated terms
5 Interoperability framework
5.1 General
5.2 EFC transaction phases
5.2.1 General
5.2.2 Initialization phase
5.2.2.1 General
5.2.2.2 Coding of frames
5.2.2.3 Context Mark
5.2.3 Application phase
5.2.4 Tracking/closing phase
5.2.4.1 General
5.2.4.2 Tracking
5.2.4.3 Closing
5.3 EFC Data
5.3.1 General
5.3.2 EFC Context Mark Data
5.3.3 Common EFC Data
5.3.4 MMI codes for tag beeper
5.4 Security
6 Coding
6.1 General
6.2 Initialization phase
6.2.1 Coding of the BST
6.2.2 Coding of the MAC Frames PrWRq and PrWA
6.2.3 Coding of a VST
6.3 Application phase
6.3.1 Transaction Type A
6.3.2 Transaction Type B
6.3.3 EFC Transaction Data
6.4 Tracking/closing phase
6.4.1 Tracking variant DLL-ECHO
6.4.2 Tracking variant ECHO
6.4.3 Release
Appendix A
A.1 Transaction specific contents of the VST
A.1.1 Application-Context Mark
A.1.2 Status flags
A.2 Transaction phase
A.2.1 General
A.2.2 Transaction specific data
A.2.3 Security
A.2.4 Coding of the transaction phase
A.3 Tracking/closing phase
Appendix B
B.1 Transaction specific contents of the VST
B.1.1 Application Context Mark
B.1.2 Status flags
B.2 Transaction phase
B.2.1 General
B.2.2 Transaction specific data
B.2.3 Security
B.2.3.1 General
B.2.3.2 Calculation of MAC1
B.2.3.2.1 Access credentials
B.2.3.2.2 Presentation response
B.2.3.3 Calculation of derived ElementAuthenticationKeys
B.2.3.4 Calculation of authenticator in GET_STAMPED.response
B.2.4 Coding of the transaction phase
B.3 Tracking/closing phase
Appendix C
Appendix D
D.1 Type A Equipment—DES CBC encryption examples
D.1.1 Example 1: Encryption of 64 bytes
D.1.2 Example 2: Encryption of 32 bytes
D.2 Type B equipment
D.2.1 Generation of 16-byte Authentication Key
D.2.1.1 General
D.2.1.2 Process
D.2.2 Generation of Element Authenticator (MAC), in GET STAMPED.response
D.2.2.1 General
D.2.2.2 Process
D.2.3 Generation of access credentials
D.2.3.1 General
D.2.3.2 Process
Appendix E
Appendix F
F.1 Summary of Australian vehicle classification arrangements for electronic tolling interoperability
F.1.1 General
F.1.2 Vehicle classification
F.1.2.1 New South Wales vehicle class definition
F.1.2.2 Victoria vehicle class definition
F.1.2.3 Queensland vehicle class definition
F.1.3 Mechanisms to determine class
Bibliography
Cited references in this standard
[Current]
Electronic fee collection - Application interface definition for dedicated short-range communication
[Current]
Road transport and traffic telematics - Automatic vehicle and equipment identification - Numbering and data structure
CEN EN 12253
Road transport and traffic telematics — Dedicated short range communication — Physical layer using microwave at 5,8 GHz
CEN EN 12795
Road transport and traffic telematics — Dedicated short range communication — DSRC data link layer: medium access and logical link control
CEN EN 12834
Road transport and traffic telematics — Dedicated short-range communication (DSRC) — DSRC application layer