Patent attributes
A server computer acquires printer information containing printer position information from a printer and stores the printer information in a printer information table. When the printer information is request by a print client, the printer information is provided after authentication as required. The print client generates print transmitting data by adding the printer position information to print data and transmits the print transmitting data to the printer. The printer which has received the print transmitting data acquires printer position information at this point in time, and when the printer position information at this point in time coincides with the printer position information contained in the print transmitting data, the print data is printed by the printer.