Patent ID: 7164758

Claim:
A system for validating connection-related communications data collected by a digital switching exchange, comprising the following features: at least one test unit linkable to the digital switching exchange and including a first memory unit for storing dedicated communications elements, a device for initiating the establishment of at least one dedicated test-communications connection, a device for producing a connection-related reference data record from corresponding communications elements, and a starting and an ending time of the communications connection, a device for transmitting the connection-related communications elements to the digital switching exchange; the digital switching exchange which functions in response to the received connection-related communications elements to establish the relevant test communications connection; a system evaluator assigned to the at least one test unit and to the digital switching exchange, including a device for comparing contents of the connection-related reference data record to contents of each respective connection-related communications data record belonging thereto, wherein the digital switching exchange has a device for generating a plurality of communications data records for the respective test communications connection, and the system evaluator has a device for recognizing communications data records which are assigned to any test communications connection, and a comparator compares each of the communications data records that correspond to the respective reference data record.