Administration protecting groups within public switching systems

摘要

The present invention relates to a switching center (1) for the connection of remote speech direction changes objects (2a.. 2n) to a telephone network, with a control unit (3), in which by means of input of commands via a terminal (6) by authorized operators operating functions can be administered, and checking means (4) for testing the access authorization, the specific operators for administering of in a group (5) permit organised terminals. Dollars a in the further relates to the present invention a method for administering of operating functions in this switching center.