Table of Contents

Foreword
1 Scope
2 Normative references
3 Definitions and abbreviations
   3.1 Definitions
   3.2 Abbreviations
4 Main concepts
   4.1 Group definition
   4.2 Broadcast process
5 General architecture
   5.1 Group Call Register (GCR)
   5.2 Voice broadcast call responsibility
6 Compatibility issues
7 Transmission
   7.1 Transmission architecture
   7.2 Radio channels
   7.3 Data confidentiality
8 Information storage
   8.1 Information stored in the GCR
   8.2 Information managed per subscriber
   8.3 Information used for routing of dispatcher
       originated broadcast calls
9 Identities
   9.1 Elementary identities for broadcast calls
   9.2 Use of identities in the network
10 Operation and maintenance aspects
11 Function and information flows
   11.1 Broadcast function management
   11.2 Group membership management
   11.3 Call management
History

Abstract

Specifies the stage 2 description of the Voice Broadcast Service (VBS) which allows the distribution of speech (or other signals which can be transmitted via the speech codec), generated by a service subscriber, into a predefined geographical area to all or a group of service subscribers located in this area.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	SMG 3