1-6 CHAPTER 1: INTRODUCTION
IBM PC or Compatible Requirements
An IBM-compatible PC must have the following:
■ A 386, 486, or Pentium
processor
■ Microsoft
Windows 95, Windows NT, or Windows 3.x,
MS-DOS
, or IBM PC DOS 3.x or higher
■ 640 KB of conventional memory
■ A hard disk drive with 4 MB of free space
■ A high-density 3.5-inch floppy diskette drive
■ VGA or compatible video graphics adapter and monitor
(color recommended)
■ An available serial communications port
For 230.4 Kbps data rate. You will need an enhanced serial
port card and COM port driver software that support
230.4 Kbps.
For 115.2 Kbps data rate. 3Com recommends that
your IBM or IBM-compatible PC serial COM port be
equipped with a 16C550 UART (universal asynchronous
receiver/transmitter). To determine what UART is installed in
your PC, run the Microsoft Diagnostic Program (msd) from
the DOS prompt.
Apple Macintosh Requirements
An Apple Macintosh computer must have the following:
■ An available serial communications port
■ System 7 or later operating system
■ A hard disk drive with 4 MB of free space
■ A high-density 3.5-inch floppy diskette drive
