Patent ID: 6885640

Claim:
A method for testing the operation of a cellular radio system comprising at least one terminal and a network element which comprises a data network having a system controller, at least one base station controller and at least one base station operationally connected to it; the testing device, which is a fixed part of the cellular radio system, operationally connected to the data network, and over radio path connected to one or more base stations; the method comprising: controlling at least one base station by the base station controller; using the data network for the data transmission required by the network element of the radio system; examining by means of the testing device, which testing device is a fixed part of the cellular radio system, which testing device is operationally connected to the data network, and which testing device is over radio path connected to one or more base stations, the operational condition of the cellular radio system by utilising the data network and the radio connection of the testing device to at least one base station.