WIN9X driver for this ISA modem windows ID's as "Sportster Winmodem" or "3com winmodem TI".
Model numbers according to bar code =XX1680-XX or XX5680-XX.
Example my modem has on its bar code ucs230356420 201680-01.
Main chip on modem says"US Robotics PD17238PJ , EBS-7AZCZN6".
click wmregdel.exe in download to clear out any old attempts at installing a driver for this modem,then
unzip driver to folder,when windows asks or you do add new modem ,do have disk,browse to folder you extracted files to.
After driver is installed windows sees modem as usr6020,6001.
Good luck people.
good luck guys.