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.
WizTel`s is a highly reputable telecommunications (VoIP) services provider very active in the global wholesale market. Wiztel has forged a high value supply pool and a robust delivery platform to provide high volume, high quality wholesale services at com
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