What is the unit sent in ACR from SCP to MSC?
ACR : Apply Charging Report :
ACR will Check the A-Party Balance / tariff related facilities & provides maximum granted time for a call.
Apply Charging Report which contains Grant time in seconds.
- Apply charging (ACH) – this is the instruction from the gsmSCF to the gsmSSF to start or continue monitoring the call duration;
- Apply charging report (ACR) – this is the report that is sent from gsmSSF to gsmSCF at the end of a call period or when the call is released. In addition, when call set up failure occurs, such as called party busy or no answer, the gsmSSF also sends a charging report (if previously requested).