Labels:text | screenshot | line | font | number | diagram | parallel OCR: AN ENTERPRISE SERVER ARCHITECTURE S/390 Processors Other Other software soffivare soh wore VTAM VTAM VTAM OS/390 OS/390 05 /390 ESCON Director Communications Disk controller controllõs controller To network Figure 1: The S/890 enterprise server architecture is shoten. I be tape, comunications, and disk controllers are examples of ESCON comollers.