3Com 56k User's Manual And Reference page 18

External Modem Installation with Windows 95 and Windows 98
If this screen does not appear, refer to "If Plug and
Play Does Not Detect Your Modem" on
page 30.
Next, click the Diagnostics tab at the top of the
6.
"Modems Properties" screen. Write down the
COM setting for your modem in the space. You
may need to know this setting when you install
your communications software.
COM Port_________
Click More Info....
7.
The modem's status screens should appear in
the box. Click OK.
14
Be sure to install software after the modem is
installed.
Turn to "Software Installation" for information
about installing communications software.
Congratulations!
You are ready to start using your
3Com U.S. Robotics Faxmodem