CS1 INAP Call With Custom ApplyCharging

This example message sequence is for a CS1 INAP charged call using a custom CS1 ApplyCharging operation.

Figure 1 shows the message sequence used for a CS1 INAP call for which MATRIXX Engine sends a request to the MSC to apply charging using a custom ApplyCharging operation. In this scenario:
  • A customized ASN.1 dictionary is used to define the ApplyCharging and ApplyChargingReport operations for CS1.
  • Selective updates are used to convert ApplyCharging operations from CAP3 to CS1, and to convert ApplyChargingReport operations from CS1 to CAP3.
  • The EventTypeBCSM parameter in the InitialDP is set to 2 (collectedInfo).
Figure 1. CS1 INAP Charged Call