See, what's available on this interactive tutorial in the site
map >>
You
can use your Nokia 7250i as a modem for your PC. This
means that you can access the Internet, your company’s
intranet or servers, or your own e-mail while you are
on the move. You can use your Nokia 7250i as a modem either
with an infrared or a cable connection. The Nokia 7250i
uses the Connectivity Adapter Cable DKU-5, which is available
as an enhancement.
To run the software, you need a PC running
Windows 98
Windows 98 Second Edition
Windows Millennium Edition
Windows 2000 Professional
Windows XP Professional
Windows XP Home Edition
For the connection between your Nokia 7250i and PC,
you need a compatible infrared or USB port on your PC.