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  How Much Do You Know About The Voice Over Internet Protocol (VoIP)?Do You Know All About The IP Telephony ?Advantages & Disadvantages of IP Telephony or Voice Over Internet Protocol (VoIP)What is the meaning of Internet Protocol Telephony?What do you understand by the term IP Telephony? What Is VoIP And How Does It Work ?
  VoIP is a method for turning analog audio signals into digital packets that can be routed through the internet.Voice Over IP has the quality to completely revolutionise the way the worlds phone systems works.VoIP as it is known, can be a feasible and economic alternative to the Plain Old Telephone System (POTS).