ADTRAN Express XRT manual Minimum Requirements, What You Provide, For a PC, For a Macintosh

Chapter 1. Overview

Minimum Requirements

What You Provide

In order to operate the Express XRT, the following items are re- quired:

For a PC

•Personal computer 386 or higher

•Windows 95, or Windows NT 3.51

•Approximately 1.5 MB free disk space

For a Macintosh

•Power PC or 68020 Processor

•Approximately 2 MB free disk space

•Macintosh high-speed cable

General Requirements (for both PCs and Macintosh)

•16550 UART high speed serial port (16650 UART required for data speed of 230.4 kbps)

•RS-232 serial cable with a DB-25 connector for the Express XRT and the other end matching the COM port on the computer (do not use a null modem cable)

•One Basic Rate ISDN line (two ISDN phone numbers, some- times referred to as local directory numbers)

Single ISDN phone number and point-to-point lines are not recommend- ed for use with the Express XRT.

2 Express XRT User Guide 61202.153L3-1