2.3.4 Quatech PCMCIA Serial Port AdaptersDo not place parameters on the QCOM.SYS command line for these products. The clientdevice drivers take parameters for PCMCIA serial ports. See the client driver documentation fordetails.2.3.5 Third-party PCMCIA CardsSingle-port serial cards and client drivers from other manufacturers may be supported iftheir client drivers are written to communicate with IBM's standard COM.SYS serial port devicedriver. The QCOM.SYS uses a superset of the client driver interface used by COM.SYS.Quatech Asynchronous Serial Device Driver for OS/2 8