Version History

Date	Version	Editor	Comments
2022-02-24	1.0	Patrik Bruce	First version

Definition

Charging Gateway Function (CGF) is defined using the Charging architecture and principles outlined by 3GPP TS32.240 (Ref 1), and 3GPP TS32.295 (Ref 2) as the baseline. It is constructed as a set of capabilities to facilitate charging for telecom network connectivity services delivered by the CSP using 3G/4G networks (GPRS/EPC), characterized by, and limited to:

CGF Architecture options

Charging Data Function (CDF) integrated in the Network Element (NE), interfacing the CGF using the Ga interface (GTP’).
Charging Data Function (CDF) as a stand-alone element, interfacing the CGF using the Ga interface (GTP’), or using an alternate supported interface

Output Data Targets

Billing Domain (BD) functions via the Bx, and/or vendor proprietary, interfaces
Interconnect billing platforms
Roaming settlement platforms
Revenue Assurance systems
Fraud Management systems
Analytics and reporting platforms
Data warehouse and data lake systems

Commercial Models and purposes

Direct B2C connectivity
Direct B2B connectivity
Telecom network inbound roaming
Telecom network outbound roaming

This Right to Use (RTU) grants the licensee the right to use DigitalRoute’s Usage Engine – Private Edition software in accordance with this definition.

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