Voice over Internet or VoIP protocol allows audio digital transmitted over the Internet, on a different computer workstation or by phone.
Interconnected VoIP is free of charge by the Federal Communications Commission.- The FCC used the term "VoIP interconnected" VoIP services describe: communication voice in real-time, bi-directional. need a connection to wide strip of the user's location. need hardware compatible with the Protocol of the Internet;or receive calls from the public switched telephone network for users in General and the public phone calls DUN to stop.
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