Experiences with an inhouse network using the ISDN-standards

A description is presented of the experience gained during the field trial of an ISDN inhouse network. Experience showed that the concept of using ISDN standards on the extension of the network has been accepted. The customer has realized the advantage of being able to use a large number of terminals from either single or various suppliers, as desired. The technology itself, especially the protocol definitions, is stable. By making a few minor changes, higher stability of the ISDN inhouse network has been achieved