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Telephone system responsive to call control protocol

  • US 7,856,091 B2
  • Filed: 12/18/2003
  • Issued: 12/21/2010
  • Est. Priority Date: 12/18/2003
  • Status: Expired due to Fees
First Claim
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1. A method comprising:

  • receiving, at a telephone, telephone call signals from a Packet-Switched Telephone Network;

    encapsulating the telephone call signals to a computer network protocol;

    transmitting the encapsulated telephone call signals from the telephone to an external computing device;

    decapsulating the encapsulated telephone call signals at the external computing device;

    determining, at the external computing device, that the telephone call signals are intended for the telephone that received the telephone call signals from the Packet-Switched Telephone Network; and

    transmitting the telephone call signals from the external computing device back to the telephone that received the telephone call signals from the Packet-Switched Telephone Network to establish a telephone call.

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