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.
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.
TELES Communication Systems is a leading provider of equipment, solutions and services to fixed, fixed-mobile convergence and Next-Generation-Network (NGN) service providers. With more than 160 carrier network customers and millions of voice ports deploye
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