1. install the package with "dpkg -i hcfpcimodem_{version}_{arch}.deb", ("dpkg -i hcfusbmodem_{version}_{arch}.deb" for the USB version) if apt-get or some other tool hasn't already done it for you.

this means you need to copy the file to your root directory or somewhere whre you know you find the file. Once your in the directory of the downloaded file type dpkg -i hcfpcimodem_{version}_{arch}.deb ......This will install your driver

2. if necessary, run "hcfpciconfig" ("hcfusbconfig" for the USB version) to complete the installation, enter license information, or to change your modem's configuration.