Applies to version(s): v2.5, v2.6.
General and detailed status information about the ISDN stack is accessible from the ISDN tab of the Global Status view.
The ISDN general view, shown below, lists the ISDN stacks and indicates which are up (online) or down (offline). This general view provides links to a detailed status view for the ISDN stacks on a specific Tmedia or Tdev device.
The ISDN Stack status screen, shown below, lists the configured ISDN stacks of a Tmedia/Tdev unit and indicates if the D channel is up.