gsmSRF - GSM Specialized Resource Function

The gsmSRF enables user interaction with the service and is controlled by the gsmSCF (GSM Service Control Function). This may trigger the gsmSRF to play announcements collect numbers (e.g. a PIN or account number) collect voice commands etc.


  • Fully interactive 3GPP based network map
  • Narrated call flows
  • Detailed network procedures

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