Handling of CDR files by a processor for charging purposes Where chargin is mediated by processing large files containing CDR records describing services consumed by subscribers. Each CDR record contains descriptions of charging events such as voice calls and SMS messages with all relevant data. The processor will produce billing for subscribers and for third party operators that were involved in the service.
for more information see: "CDR-Processor-2017.v1.4.1.pdf" file in repo