2.1 SPP-100 Client Driver for DOSIn order to use the SPP-100 Client Driver, the system must be configuredwith Card and Socket Services software. Card and Socket Servicessoftware is not provided with the SPP-100 but is available from Quatech.IMPORTANT:Some versions of Card and Socket Services dated before1993 do not support general purpose I/O cards. If aftercareful installation of the Client Driver the SPP-100 doesnot configure or operate properly, an updated version ofCard and Socket Services may be required.2-2 Quatech Inc.12