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.
JSR Computers
Information & Communication Technology for small and medium businesses requires constant innovation and development of new solutions resulting in more relevant use and management of information. Properly managed and individually designed technology soluti
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