BSNL VOIP give you best quality routes at very cheap rate.
BSNL voip giving you below rates.
0.0096 0.0105 0.0110
Billing Solution... solved!
Fusion is a simple yet robust, integrated, web-based billing and point-of-sale system for the small and medium-sized telecom business. It provides users with access to customer accounts, retail point-of-sale, customer invoicin