M.1.2 ISDN Parameters
Controller:
List of installed ISDN controllers, including all available lines.
BRI synchronization source (only for BRI cards):
In this list field, you can select the source for the clock synchronization. Instead of selecting automatic synchronization, you may also define one of the four ISDN interfaces as synchronization source.
Activate WAN miniport:
Mark this checkbox, if you want to allow WAN access via the ISDN card, M.1.3 WAN parameter
For security reasons, the WAN miniport is deactivated by default on SwyxWare ISDN cards. Only select this option, if a WAN access via the ISDN card is necessary.