Table of Contents

FOREWORD<br>INTRODUCTION<br>1 Scope<br>2 Normative references<br>3 Terms, definitions, abbreviated terms and symbols<br>4 Overview of DLMS/COSEM<br>5 Information security in DLMS/COSEM<br>6 DLMS/COSEM application layer service specification<br>7 DLMS/COSEM application layer protocol specification<br>8 Abstract syntax of ACSE and COSEM APDUs<br>9 COSEM APDU XML schema<br>Annex A (normative) - Using the DLMS/COSEM <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;application layer in various communications <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;profiles<br>Annex B (normative) - SMS short wrapper<br>Annex C (normative) - Gateway protocol<br>Annex D (informative) - AARQ and AARE encoding <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;examples<br>Annex E (informative) - Encoding examples - AARQ <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;and AARE APDUs using a ciphered application context<br>Annex F (informative) - Data transfer service examples<br>Annex G (normative) - NSA Suite B elliptic curves and <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;domain parameters<br>Annex H (informative) - Example of an End entity <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;signature certificate using P-256 signed with P-256<br>Annex I (normative) - Use of key agreement schemes <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;in DLMS/COSEM<br>Annex J (informative) - Exchanging protected xDLMS APDUs <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;between TP and server<br>Annex K (informative) - Significant technical changes <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;with respect to IEC 62056-5-3:2016<br>Bibliography<br>Index<br>Annex ZA (normative) - Normative references to international <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Publications with their corresponding European publications

Abstract

Defines the DLMS/COSEM application layer in terms of structure, services and protocols for DLMS/COSEM clients and servers, and defines rules to specify the DLMS/COSEM communication profiles. Also defines services for establishing and releasing application associations, and data communication services for accessing the methods and attributes of COSEM interface objects, defined in IEC 62056-6-2 using either logical name (LN) or short name (SN) referencing.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	British Standards Institution
Pages
ISBN
Committee	PEL/13