Patent ID: 6427002
Filing Date: 2002-07-30
Classification: H04M

Abstract:
A method for providing advanced interactive voice response services for handling telephone calls within a telecommunication network through a service node, the method comprising:interfacing a plurality of intelligent peripherals to a telephonic switch network; assigning each of said plurality of intelligent peripherals to one of a plurality of redundant application servers; receiving a call from said telephonic switch network on one of said plurality of intelligent peripherals; retrieving customer application files from a shared disk array; executing said customer application files on one of said plurality of redundant application servers to perform interactive voice response services on said call on one of said plurality of intelligent peripherals; storing the call state data of said call on one of said plurality of redundant application servers; detecting a failure in said one of said plurality of intelligent peripherals during said call; transferring said call from said one of said plurality of intelligent peripherals to another of said plurality of intelligent peripherals, in response to detecting the failure; and resuming execution of said customer application files on said one of the plurality of redundant application servers using the stored call state data.