In order to make phone calls via the Internet one’s device has to be compatible with Softphone software. In example in order to call from a PDA using VoIP technology one has to install Softphone software, in order for it to work properly, PDA has to have Softphone compatibility.
Adiptel es un ITSP, proveedor de servicio de telefonía utilizando las redes de datos, Internet sobre protocolo TCP/IP.
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