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 5G stand-alone networks (5GC), characterized by, and limited to:

CGF Architecture options
- Charging Function (CHF) interfacing the CGF using the Ga interface (GTP’), or using an alternate supported interface
Output Data Targets
- Billing Domain (BD) functions via the Bx, Bd, 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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