Table of Contents

Intellectual Property Rights
Foreword
Foreword
1 Scope
2 References
3 Definitions and abbreviations
  3.1 Definitions
  3.2 Abbreviations
4 Architecture
  4.1 Architecture for an MO call
  4.2 Architecture for an MT call
5 Information flows
  5.1 Information flow for an MO call
  5.2 Information flow for retrieval of routeing information
       for an MT call
  5.3 Information flow for an MT call
6 Principles for interactions with supplementary services
  6.1 Call Deflection service (GSM 03.72)
  6.2 Line identification services (GSM 03.81)
  6.3 Call forwarding services (GSM 03.82)
  6.4 Call wait (GSM 03.83)
  6.5 Call hold (GSM 03.83)
  6.6 Multiparty (GSM 03.84)
  6.7 Closed user group (GSM 03.85)
  6.8 Advice of charge (GSM 03.86)
  6.9 User-to-user signalling (GSM 03.87)
  6.10 Call barring (GSM 03.88)
  6.11 Explicit Call Transfer (GSM 03.91)
  6.12 Completion of Calls to Busy Subscriber (GSM 03.93)
7 Functional requirements of network entities
  7.1 MO call
  7.2 Retrieval of routeing information for MT call
  7.3 MT call
8 Contents of messages
  8.1 Messages on the B interface (MSC-VLR)
  8.2 Messages on the C interface (MSC-HLR)
  8.3 Messages on the D interface (VLR-HLR)
  8.4 Messages on the F interface (MSC-EIR)
  8.5 Messages on the MSC internal interface
  8.6 Messages on the Gs interface
Annex A (informative): Handling of an IAM at an MSC
Annex B (informative): Change History
History

Abstract

Describes the technical realisation of the handling of calls originated by a GSM mobile subscriber and calls directed to a GSM mobile subscriber, up to the point where the call is established. Normal release of the call after establishment is also specified.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	3GPP CN 4