VNPT-I offers voice service with premium quality and low rate to help you to compete in challenging VoIP market. Redundancy in our state-of-the-art network ensures routes for international traffic are always stable. ITC2’s VoIP technology enables simple
CallExchange provides companies looking to enter the retail telecommunications business a turnkey solution to rapidly and cheaply deploy prepaid and postpaid calling cards and accounts, as well as VoIP softphones and customer premise equipment.
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