Patent ID: 6937366

Claim:
A data communication system comprising: a connector, adapted to connect a network, which is connectable to a plurality of data processing terminals, to said data communication system; an operation input unit, adapted to input a manual designation from an operator and to input address of an external data communication terminal; a designation unit, adapted to designate an ID for specifying a data processing terminal on the network connected by said connector based on the manual designation inputted using said operation input unit; a data transmitter, adapted to transmit a document based on a designation of an address input by said operation input unit, the document being transmitted to an external data communication terminal via a line that does not include said connector; a transfer unit, adapted to transfer the address of the external data communication terminal, communication result information representing a document transmission performed by said data transmitter based on the designation input by said operation input unit, and the document transmitted by said data transmitter to one of the plurality of data processing terminals connected by said connector upon completion of the document transmission performed by said data transmitter; a determination unit, adapted to determine whether or not an ID is designated by said designation unit; and a transfer control unit, adapted to control said transfer unit in accordance with a determination result by said determination unit, wherein the data processing terminal, corresponding to the ID designated by said designation unit, stores the communication result information and the document transferred by said transfer unit which correlate to each other.