Challenge Every business day, corporate customers send hundreds of files to NationsBank‘s Automated Clearing House (ACH). The files initiate pre-authorized transactions, like automatic payroll deposits to corporate employees’ personal bank accounts. CICS and batch applications running on NationsBank‘s MVS mainframe process the transactions and generate detailed confirmation reports to be returned to the corporate customer. Until recently, the confirmation process was costly and cumbersome. As a report was printed, a NationsBank representative would phone a corporate contact to say that sensitive faxes were on the way. The representative would then hand-carry the report to a fax machine and send the document — page after page — to the customer. Efficiency suffered at both ends

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