Telephony has evolved since Alexander Graham Bell’s acclaimed cry, “Watson, come here. I want to see you,” in 1876. For over 100 years, the traditional method of telephone service has consisted of analog sound waves transmitting across copper wires strung from telephone to central switchboard to telephone. Digital phone service, commonly called Voice over Internet Protocol, or VoIP, is telephone service transmitted over the Internet. VoIP features many benefits over traditional telephone networks, but it has a few disadvantages as well. Writer Bio
