• Responsibility
 Customer Billing for
• PSTN , GSM , CDMA
 Invoicing and Collection
 Interconnect Billing and Invoicing
• Domestic Interconnect Billing
• International Operator Interconnect Billing
 Fraud Management System
 Unrated Calls Analysis
• Unrated Voice Calls Analysis
• Unrated METER Calls Analysis
• Unrated Internet Calls Analysis
• Unrated International Interconnect Calls Analysis
• Unrated Interconnect Calls Analysis
• Network Element Usage Projections - Domestic
• Network Element Usage Projections - POIs
• Network Element Usage Projections - International Gateways