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ETS 300 933 : 20005
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The latest, up-to-date edition.
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DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+); VOICE GROUP CALL SERVICE (VGCS); STAGE 2
Hardcopy , PDF
English
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 Group conversations
5 General architecture
5.1 Group Call Register (GCR)
5.2 Voice group 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 voice group calls
9 Identities
9.1 Elementary identities for group calls
9.2 Use of identities in the network
10 Operation and maintenance aspects
11 Function and information flows
11.1 Group management
11.2 Group membership management
11.3 Call management
11.4 Functional requirement of Anchor MSC
11.5 Functional requirement of Relay MSC
11.6 Functional requirement of GCR
11.7 Functional requirement of VLR
12 Content of messages
12.1 Messages on the B-interface (MSC-VLR)
12.2 Messages on the E-interface (MSC-MSC)
12.3 Messages on the I-interface (MSC-GCR)
Annex A (informative): Status of GSM 03.68
History
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