communications interface, namely, electronic circuitry for interfacing a modem, computer hardware, or answering machine with a communication line

Downloadable computer programs for use in automating, routing and tracking data in the area of purchasing goods and services, and accompanying user manuals

COMPUTER SOFTWARE AND COMPUTER SYSTEMS ANALYSIS FOR OTHERS, NAMELY, ANALYSIS OF HARDWARE AND SOFTWARE LIMITATIONS, ANALYSIS OF SYSTEMS AND NETWORK CONFIGURATIONS, AND ANALYSIS OF PERFORMANCE MEASUREMENTS OF SOFTWARE APPLICATIONS