Patent ID: 6292478
Filing Date: 2001-09-18
Classification: H04M,H04Q

Abstract:
A method of establishing an interactive voice telephone call between a first public switched telephone network (PSTN) subscriber station and a second PSTN subscriber station remote therefrom through a communication link that includes a data packet internetwork of the Internet, comprising the steps of:in response to a predetermined sequence of signals input upon off-hook by said first subscriber station, linking the subscriber station to a services system position through the Internet;issuing a request for information by said services system position through the Internet link to the first subscriber station;in response to receipt at said services system position of the requested information from the first subscriber station through the Internet, accessing an information source to obtain information therefrom;comparing the accessed information with the received information to determine whether there is a match;in response to a match determined in the comparing step, completing the call between the first subscriber station and the second subscriber station through the Internet, wherein said information source comprises said second station.