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TechSpec
  • Foreword
  • 1 Scope
  • 2 Normative references
  • 3 Definitions and abbreviations
  • 4 Information flow
  • 5 Messages and their Contents
  • 6 Functions of the serving MSC
  • 7 Functions of the serving VLR
  • 8 Interaction with other supplementary services
  • 9 Interaction with other network features
  • 10 Information stored in the HLR
  • 11 State transition model
  • 12 Transfer of information from HLR to VLR
  • 13 Information stored in the VLR
  • 14 Handover

4 Information flow

23.0723GPPCall Deflection (CD) supplementary serviceRelease 17Stage 2TS

Tools: ARFCN - Frequency Conversion for 5G NR/LTE/UMTS/GSM

Figure 4.1: Information flow for Call Deflection