Table of Contents

Intellectual property rights
Foreword
0. Scope
   0.1 References
   0.2 Abbreviations
   0.3 Cross phase compatibility
1. Call forwarding unconditional (CFU)
   1.1 Normal operation
   1.2 Registration
   1.3 Erasure
   1.4 Activation
   1.5 Deactivation
   1.6 Interrogation
   1.7 Cross phase compatibility
2. Call forwarding on mobile subscriber busy (CFB)
   2.1 Normal operation
   2.2 Registration
   2.3 Erasure
   2.4 Activation
   2.5 Deactivation
   2.6 Interrogation
   2.7 Cross phase compatibility
3. Call forwarding on no reply (CFNRy)
   3.1 Normal operation
   3.2 Registration
   3.3 Erasure
   3.4 Activation
   3.5 Deactivation
   3.6 Interrogation
   3.7 Cross phase compatibility
4. Call forwarding on mobile subscriber not reachable (CFNRc)
   4.1 Normal operation
   4.2 Registration
   4.3 Erasure
   4.4 Activation
   4.5 Deactivation
   4.6 Interrogation
   4.7 Cross phase compatibility
Annex A (informative): Change request history
History

Abstract

Defines the procedures used at the radio interface (reference point Um as defined in GSM 04.02) for normal operation, registration, erasure, activation, deactivation, interrogation and network invocation of call offering supplementary services. Provision and withdrawal of supplementary services is an administrative matter between the mobile subscriber and the service provider and cause no signalling on the radio interface.

General Product Information

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