Configurations of GSM/VoIP networks allow the service providers to avoid the local Wired Public Switched Network (PSTN) in communication with a GMS mobile handset. As a result, the high rates charged by telephone companies are avoided.
Information Management Group (IMG) is a privately held Indianapolis based corporation specializing in providing technological solutions to clients business problems. Since 1986, IMG has been solving the technology puzzle. IMG excels at creating solutions
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