Chapter 2 — Installation17FIGURE 2-12: SETUP PROGRAM OF THE ISDN CARD4. If your PC has PnP BIOS, you can choose “Auto Setting”.Then the IRQ and I/O Port of the ISDN card will beconfigured by the system.5. Select the signalling protocol and PCM coding rule of theISDN switch. Input the ISDN number and click “OK”.6. After setting the properties of the ISDN card, you mightsee the following screen prompting for the path of theWindows NT source files to installing the Remote AccessService (RAS).