Comtrol Multiport Modems Windows 98 - Manual (Page 24)

24 Installing a Modem
Installing Modems and Adding Serial Printers
8. Select the port to which the modem is attached and click Next. The PC
installs the modem software.
Note: The ports listed as available for use with this modem may already be
assigned to another device. If you are not sure which ports are available
for the new modem, check the Diagnostics tab on the Modem Properties
window to determine the available ports.
A list of all available COM ports appears:
9. Select the port on which you wish to install the modem. If you have multiple
modems of the same type (for example, four RocketModem cards or Couriers),
you can select more than one port and install all the modems at the same time.