System requirements are only those of the terminal program you use and that of the modem.
Terminal programs come in a variety of functionality.
3.x Terminal Windows 95 Hyperterminal MacKermit for Macintosh. PPP Access provides full functionality of those machines connected directly to the network. While PPP offers full functionality, speed is greatly reduced. Modems and telephone lines cannot handle the capacity of the network on campus. Therefore, we recommend PPP connections be used with 14,400bps modems and faster.