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IEC 60839-7-4 : 1.0

IEC 60839-7-4 : 1.0

ALARM SYSTEMS - PART 7-4: MESSAGE FORMATS AND PROTOCOLS FOR SERIAL DATA INTERFACES IN ALARM TRANSMISSION SYSTEMS - COMMON TRANSPORT LAYER PROTOCOL

International Electrotechnical Committee

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Table of Contents

FOREWORD<br>1 Scope<br>2 Normative references<br>3 Definitions<br>4 Abbreviations<br>5 General<br>6 Transport layer message format<br>&nbsp;&nbsp;&nbsp;6.1 Transmission of transport layer data block<br>&nbsp;&nbsp;&nbsp;6.2 Transport layer header<br>7 Authentication<br>&nbsp;&nbsp;&nbsp;7.1 Configuration<br>&nbsp;&nbsp;&nbsp;7.2 Initialization<br>&nbsp;&nbsp;&nbsp;7.3 Change of secondary key<br>&nbsp;&nbsp;&nbsp;7.4 Failure of synchronization<br>&nbsp;&nbsp;&nbsp;7.5 Size of keys<br>8 Encryption<br>9 Message authentication code (MAC)<br>10 Standard algorithm<br>Annex A (normative) Transport layer messages

Abstract

Provides the transport layer message structure, formats and transmission procedures to be used at standard interfaces in alarm transmission systems. Equally applicable to the transmission of alarms and other messages to/from intrusion, fire, access control and social alarm systems and to the transmission of information to/from other similar systems.

General Product Information

Document Type Standard
Status Current
Publisher International Electrotechnical Committee
Committee TC 79

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