5.The next dialog allows you to select available COM ports for use with cFos. Select the ports you want to use and then click on the "Next" button.
6.The extended features dialog box allows you to install a basic firewall, time synchronisation with the ISDN network, and an ISDN caller monitor. Untick any feature that you do not want to have installed on the system. Click on the Next button in order to continue with the installation of cFos.
7.The installer is now ready to proceed with the installation. Click on Install. In the next window you can chose if you want to set up an internet connection with cFos and if you want to block your ISDN card from dialling certain phone numbers. Make your selection and click on OK. Once the installation is complete you will be asked to reboot your computer. Click on OK in order to restart your system.
8.After the reboot click through Start
