I am trying to connect my Qualcomm 2000 (linktop 3197) cdma 1x usb modem. I have tried S: Product=Qualcomm CDMA Technologies. Sep 2, 2011 option: v0.7.2:USB Driver for GSM modems. USB Serial support registered for Qualcomm USB modem usbcore: registered new interface driver. Use the links on this page to download the latest version of Qualcomm CDMA Technologies MSM drivers. All drivers available for download have been scanned.