at the end transform it again in analog format with DAC (digital to analog converter) to use it. This is basically the way VoIP works, sending voice information in digital form in discrete packets rather than in the traditional circuit-committed protocols of the public switched telephone network (PSTN). A major advantage of VoIP and Internet telephony is that it avoids the tolls charged by ordinary telephone service. What do I need?
Fairland dial up access, Fairland, IN up access dial Fairland
Fairland up access, dial Indiana, Fairland dial up access