Bangalore: Subex Systems, a global telecom software product company, today (dec 9, 2003) announced that Tata Teleservices has chosen "Ranger", Subex's Fraud Management System, to detect and manage the incidence of fraud in its network.

Ranger is part of the RevMax revenue maximisation suite from Subex, which includes the Revenue Assurance Solution, INcharge, a company release said.

Communications Fraud Control Association (CFCA) estimates peg the annual worldwide telecom fraud losses to be in the range of $ 35 to 40 billion.

Global telecom studies have revealed that telecom operators lose as much as 10 per cent in revenue leakage with fraud being one of the key reasons, the release noted.

PTI