Volubill announced that its "..VBS solution will provide Orange Tunisia with increased organizational and orchestration abilities to better manage charging policies for a growing portfolio of service packages across a complex array of network systems. It will also allow the operator to more effectively market its offerings to a growing subscriber base .. Volubill's charging and policy solutions will be leveraged to design new self-care capabilities for customers, implement more personalized and segmented charging models, and provide enhanced bandwidth management functions to promote fair use of network resources among all customers".
Volubill Business System (VBS) was announced recently (see "Volubill: "We have chosen to restructure our product suites" - here) , and includes a policy manager and charging servers.
Orange Tunisia (previously Divona Telecom) is partially owned by the Orange Group (49%). On June 30, 2011 it had 431,000 mobile customers.
See "Volubill Brings Convergent Charging to Orange Tunisia" - here.