Table of Contents

Intellectual Property Rights
Foreword
1 Scope
2 References
3 Definitions and abbreviations
  3.1 Definitions
  3.2 Abbreviations
4 Description
  4.1 Applicability to telecommunications services
5 Normal procedures with successful outcome
  5.1 Provision
  5.2 Withdrawal
  5.3 Registration
  5.4 Erasure
  5.5 Activation
  5.6 Deactivation
  5.7 Invocation and operation
  5.8 Interrogation
6 Exceptional procedures or unsuccessful outcome
  6.1 Registration
  6.2 Erasure
  6.3 Activation
  6.4 Deactivation
  6.5 Invocation and operation
7 Interaction with other supplementary services
  7.1 Calling line identification presentation
  7.2 Calling line identification restriction
  7.3 Connected line identification presentation
  7.4 Connected line identification restriction
  7.5 Call Forwarding Unconditional (CFU)
  7.6 Call Forwarding on mobile subscriber Busy
       (CFB)
  7.7 Call Forwarding on No Reply (CFNRy)
  7.8 Call Forwarding on mobile subscriber
       Not Reachable (CFNRc)
  7.9 Call waiting
  7.10 Call hold
  7.11 Multiparty services
  7.12 Closed user group
  7.13 Advice of charge services
  7.14 Barring of All Outgoing Calls (BAOC)
  7.15 Barring of Outgoing International Calls
       (BOIC)
  7.16 Barring of Outgoing International Calls
       except those directed to the Home PLMN
       Country (BOIC-exHC)
  7.17 Barring of All Incoming Calls (BAIC)
  7.18 Barring of Incoming Calls when roaming
       outside the home PLMN country (BIC-Roam)
  7.19 Explicit call transfer
  7.20 Completion of calls to busy subscriber
  7.21 Customised Applications for Mobile network
       Enhanced Logic (CAMEL)
  7.22 Support of Private Numbering Plan (SPNP)
8 Mobility aspects
Annex A (informative): Cross Phase compatibility
      A.1 Activation of a CCBS request
      A.2 CCBS Recall
      A.3 Interrogation
      A.4 Deactivation
Annex B (normative): Roaming to non-supporting
          networks
      B.1 Roaming into networks or registering in
          network entities not supporting CCBS
Annex C (informative): Change Request History
History

Abstract

Specifies the stage 1 description of Completion of Calls to Busy Subscriber (CCBS) from the subscriber's and user's points of view. It describes: - the procedures for normal operation with successful outcome; - the action to be taken in exceptional circumstances; - the interaction with other GSM supplementary services.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	SMG 1