service which transmits and stores voice and data messages by using a telephone system; the message is recorded from any telephone and stored at a central telephone exchange switch; the telephone switch will attempt, on a repeated basis, to automatically call a designated party in order to deliver the message

computer hardware and software for sending instantaneous and live voice transmissions and data over a global computer network, automatically re-routing such voice and data transmissions over conventional telephone networks in the event that the global computer network is overloaded or inoperative

system that sends instantaneous and live voice transmissions and data over the Internet, automatically re-routing such voice and data transmissions over conventional telephone networks in the event that the Internet is overloaded or inoperative