| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a purchase and sales system capable of efficiently transmitting and receiving a business telegram without retaining the business telegram within the range of a server's processing power. <P>SOLUTION: In the purchase and sales system comprising a virtual server for transmitting a business telegram and a purchase and sales server for performing predetermined purchase and sales processing on the basis of the business telegram received from the virtual server, the purchase and sales server is provided with a telegram serial number transmitting means for determining a transmission permitted telegram serial number in accordance with its own processing state and transmitting the transmission permitted telegram serial number to the virtual server, and the virtual server is provided with a serial number storing means for storing the transmission permitted telegram serial number, a serial number updating means for receiving the transmission permitted telegram serial number from the purchase and sales server and storing the transmission permitted telegram serial number in the serial number storing means, a telegram transmitting means for attaching a serial number to a business telegram to be transmitted to the purchase and sales server and transmitting the business telegram to the purchase and sales server, and a control means for controlling business telegram transmission by the telegram transmitting means so as not to make the serial number attached to the business telegram to be transmitted exceed the transmission permitted telegram serial number stored in the serial number storing means. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
