AT&T MERLIN LEGEND Release 3.1 Installation Manual page 232

Call Accounting System
Hardware and Software Requirements
A typical CAS Plus V3 system consists of the following:
An approved DOS PC with:
640K RAM
Hard disk drive with at least 3 MB of available space for the
application software
Parallel printer output
Serial SMDR input
One parallel printer
D8W cord and 355AF adapter connecting the SMDR port on the
communications system to the COM1 serial port on the PC
DOS version 3.3 or later
CAS software
To use CAS for Windows with the system, the following components are
recommended:
For a single-site system, an NCR 3315 PC (20-MHz 386) with 6 MB of
RAM and a 120-MB hard disk
For a multi-site system, an NCR 3332 PC (66-MHz 486) with 16 MB of
RAM and a 340-MB hard disk
MS-DOS 5.0 or higher
Windows 3.1 or later
VGA color monitor
Bus mouse
For a single-site system, a 525-MB tape drive
For a multi-site system, a 120-MB tape drive
Okidata Microline 184T dot matrix or OL830 laser parallel printer
8–6
Installing Applications