The file is to be unziped to a temp directory.
Then search for the Modem in the Control Panel.
After selecting the required type of Modem in the list ... go ahead and install the modem
Two ports are configured ... eg., Com1 or Com2 and the second is Com3
We select the Modem on Com3.
This will solve the modem recognising problem...
String for the modem can also be added as follows