BS EN 17905-2023 (2025) 智能交通系统 — eSafety — eCall HLAP在混合电路交换分组交换网络环境中

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BSI Standards Publication

Intelligent transport systems — eSafety —

eCall HLAP in hybrid circuit switched/

packet switched network environments

BS EN 17905:2023

Incorporating corrigendum July 2025

EUROPEAN STANDARD

NORME EUROPÉENNE

EUROPÄISCHE NORM



EN 17905

November 2023

ICS 03.220.20; 35.240.60

English Version

Intelligent transport systems - eSafety - eCall HLAP in

hybrid circuit switched/packet switched network

environments

Systèmes de transport intelligents - eSafety - HLAP

d'eCall dans les environnements réseaux hybrides à

commutation de circuits et de paquets

Intelligente Verkehrssysteme - eSicherheit -

Übergeordnetes eCall-Anwendungsprotokoll (HLAP) in

hybriden leitungsvermittelten/paketvermittelten

Netzwerkumgebungen

This European Standard was approved by CEN on 22 October 2023.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this

European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references

concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN

member.

This European Standard exists in three official versions (English, French, German). A version in any other language made by

translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management

Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,

Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,

Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and

United Kingdom.

EUROPEAN COMMITTEE FOR STANDARDIZATION

COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels

worldwide for CEN national Members.

Ref. No. EN 17905:2023 E

National foreword

This British Standard is the UK implementation of EN 17905:2023.

The UK participation in its preparation was entrusted to Technical

Committee EPL/278, Intelligent transport systems.

A list of organizations represented on this committee can be obtained on

request to its committee manager.

Contractual and legal considerations

This publication has been prepared in good faith, however no

representation, warranty, assurance or undertaking (express or

implied) is or will be made, and no responsibility or liability is or will be

accepted by BSI in relation to the adequacy, accuracy, completeness or

reasonableness of this publication. All and any such responsibility and

liability is expressly disclaimed to the full extent permitted by the law.

This publication is provided as is, and is to be used at the

recipient’s own risk.

The recipient is advised to consider seeking professional guidance with

respect to its use of this publication.

This publication is not intended to constitute a contract. Users are

responsible for its correct application.

Published by BSI Standards Limited 2025

ISBN 978 0 539 38124 5

ICS 03.220.20; 35.240.60

Compliance with a British Standard cannot confer immunity from

legal obligations.

This British Standard was published under the authority of the

Standards Policy and Strategy Committee on 29 February 2024.

Amendments/corrigenda issued since publication

Date Text affected

31 July 2025 Implementation of CEN correction notice 20 De-

cember 2023: Colour tagging and a reference in the

text have been removed and updated respectively.

BRITISH STANDARD

BS EN 17905:2023

EUROPEAN STANDARD

NORME EUROPÉENNE

EUROPÄISCHE NORM



EN 17905

November 2023

ICS 03.220.20; 35.240.60

English Version

Intelligent transport systems - eSafety - eCall HLAP in

hybrid circuit switched/packet switched network

environments

Systèmes de transport intelligents - eSafety - HLAP

d'eCall dans les environnements réseaux hybrides à

commutation de circuits et de paquets

Intelligente Verkehrssysteme - eSicherheit -

Übergeordnetes eCall-Anwendungsprotokoll (HLAP) in

hybriden leitungsvermittelten/paketvermittelten

Netzwerkumgebungen

This European Standard was approved by CEN on 22 October 2023.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this

European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references

concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN

member.

This European Standard exists in three official versions (English, French, German). A version in any other language made by

translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management

Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,

Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,

Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and

United Kingdom.

EUROPEAN COMMITTEE FOR STANDARDIZATION

COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels

worldwide for CEN national Members.

Ref. No. EN 17905:2023 E

BS EN 17905:2023

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