Patent ID: 6169610
Filing Date: 2001-01-02
Classification: H04N

Abstract:
A network communication system for causing a source communication terminal on a network to transfer data via said network to a designated communication terminal on said network, and for causing said designated communication terminal to transmit said transferred data to a destination communication terminal via a communication circuit, wherein said source communication terminal comprises: a communication interface; a first modem connected to said communication circuit and said communication interface; data communication means for controlling said first modem so as to perform data communication, said data communication means issuing a modem control command and target data for transmission to said first modem; a first network interface connected to said network; and redirection means connected to said communication interface, said data communication means, and said first network interface for monitoring said data communication means for the target data for transmission and the modem control command being issued by said data communication means to said first modem, and for redirecting said target data and said modem control command being issued by said data communication means to said first modem to said designated communication terminal via said first network interface, and for transferring a response message returned by said designated communication terminal in reply to said modem control command via said first network interface to said data communication means, and said designated communication terminal comprises: a second modem connected to said communication circuit; a second network interface connected to said network; and modem controlling means for outputting said target data for transmission and said modem control command redirected by said redirection means via said network to said second modem, and for transferring a response message returned by said second modem in reply to said modem control command from said source communication terminal to said source communication terminal via said second network interface.