GSM VoIP Solutions

GSM VoIP Solutions

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.

Providers in database: 6433
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Anonymous Call Rejection

Anonymous Call RejectionAnonymous call rejection – this is a function that blocks the incoming calls of subscribers with indefinite telephone number.

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