Modems enable you to communicate over phone lines with remote systems.
Any external 100% AT-compatible modem should work
provided it is connected to a serial port that is capable
of supporting modem control protocols. All SCO OpenServer-supported serial
devices can provide modem control.
Some third-party multiport smart serial cards cannot be used as they
do not support modem control.
To set up a modem on your system, follow these steps: