Patent ID: 6243373
Filing Date: 2001-06-05
Classification: H04L,H04M,H04Q

Abstract:
A method of routing a full duplex telephone call between a first telephone set and a second telephone set using a public computer network as at least part of a communication link connecting said first and second telephone sets, comprising the steps of:receiving at a first computer network access port a first telephone call from a central office placed from said fist telephone set initiating said full duplex telephone call, said first telephone call specifying a telephone number of said second telephone set, without specifying additional telephone destinations;converting data received from the central office to an Intenet protocol;establishing a communication link over said public computer network between said first computer network access port and a remote second computer network access port;placing a second telephone call from said second computer network access port to said second telephone set using a PSTN;converting data received from the public computer network from Intenet protocol to a PSTN protocol; andconnecting said first telephone call, said communication link and said second telephone call to thereby establish a telephone call between said first telephone set and said second telephone set.