Design And Implementation Of The On-line System Of The Bank POS Acquiring System

In recent years, with the development of the credit card, IC card, the POS terminalconsumption, and other transactions increasingly popular and convenient, this consumption,not only reduced the risk of cash, but also improves the efficiency of the clearing. In addition,the implementation of credit card spending both for the convenience of consumers, and alsoenhance the work efficiency of the merchants, both businesses and consumers win-winsituation, promoting the construction of a harmonious consumption environment.In this case, POS acquiring more importance to the POS transaction processing. Thissystem is on-line system of a bank POS acquiring system, mainly for credit card, credit cardPOS transactions can be completed in the POS terminal, in which the transactions, includingconsumer, inquiries, general IC card pre-authorization, reversed the POS terminal transactions.The system uses the C programming language development, development of the Linuxoperating system, while using the database DB2, version9.1. Taking into account the need toimplement a variety of POS consumption at the same time POS acquiring system throughon-line transaction flow record for the console and the end of the day clearing platform forclearing and monitoring of acquiring part of the mutual affection. So will the onlinesubsystem is divided into two sub-section, POS terminals, connections and pre-connectedparts, namely GPOSP and GFRONT. POS terminal connection and the Bank and CUP frontconnection, respectively. In this system, two better achieve the results The first system ofinternal packet processing is completed by an independent module, so for the correction of thedata packets and records are transparent and easy for developers to track; accurate transactionprocessing records stored in the database file for each module, so that the handle of theconsole and sorting the follow-up records of the clearing platform and convenient channel,subsequent acquirer to deal with clear and accurate.Through on-line operation, the system works as well as the merchants of the use offeedback to achieve the desired objectives.