What is VoIP? Voice over Internet Protocol (VoIP) is the ability to transmit voice over the Internet to either a receiving computer, telephone or even a mobile phone. VoIP phone is becoming the popular worldwide telephone service for both consumer and the business communities. VoIP works by using a network technology known as Packet Switching Network whereas landline telephones use the Circuit Switching Network. This is referred to as the Public Switched Telephone Network.

What's the difference between VoIP normal phones?

The main difference between Packet Switching and Circuit Switching, is that Packet Switching uses (data) or Packets and sends them over the Internet while Circuit Switching is accomplished by using electrical circuits to make a telephone connection. Circuit Switching is like the old switchboard operators, frantically trying to connect the right caller with the receiver. Packet Switching is used to transfer data all across the Internet including E-mail. Packet Switching converts audio formats into data packets and transmits them over the Internet, then reassembles them on the other person