Be sure your private machines are using NAT32's private IP address as their DNS address. Use Control Panel Devices to check this. Reboot NT if you needed to change it. Be sure to place your 6-digit RegNet Transaction ID in the Subject Field of your Email. Build 1086 or later.
Most software packages have to cope with shortcomings and problems in system DLLs.
Any programmer who uses undocumented features or replaces system DLLs to get around these problems will be punished the minute Microsoft releases the next version of those components. Most people have probably noticed by now that Microsoft has a nasty habit of upgrading system DLLs during the installation of new packages like Internet Explorer , DUN 1.2 or even Office97 . See the Installation Manual for an example. This a Windows 95 DUN configuration issue. Then click Config and select the DUN connection you want.