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.
CallingPlaces Ltd, (UK) incorporated 1999 is a Telecommunication Wholesaler that covers all communication propositions and enable companies and individuals to quickly take advantage of market opportunities within their core business and customer base.
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