A system for monitoring, controlling, analyzing performance and/or tracing malfunctions in standard radio networks using the recording of the data exchange of a minimum number of channels available in each radio network, wherein at least the channel utilization and/or the number and/or duration of channel changes and/or the number of clients and/or the number of packet retransmissions is/are analyzed relative to the data exchange, characterized in that the system is implemented as a mobile, portable unit comprising a number of X radio frequency receivers , each comprising a MIMO NxN Capture Interface , wherein the radio frequency receivers are in communication with a radio frequency part comprising a number of X antenna groups each having N dual band antennas or N pairs of single band antennas , wherein the antennas of each pair have a different frequency range, and wherein X is selected such that the system covers all available radio channels or radio channels recognized by the system as being relevant, the mobile, portable unit furthermore comprises at least one adapter processing the data recorded free from loss by the radio frequency receivers or data packets of all available or relevant radio channels and transfers them as traffic data to a mass memory of an integrated computer or data processor, wherein the computer or data processor is designed such that the recorded, stored traffic data can be subjected to a statistical evaluation according to characteristic values that can be defined in advance, and the results of the evaluation which can be determined by means of a freely definable temporal resolution, in particular of one second or less, are filed in a system-immanent data base, wherein when anomalies are recognized, the data traffic of the traffic data around the point of time of anomality can be retrieved and provided for further analysis. the system is implemented as a mobile, portable unit comprising a number of X radio frequency receivers , each comprising a MIMO NxN Capture Interface , wherein the radio frequency receivers are in communication with a radio frequency part comprising a number of X antenna groups each having N dual band antennas or N pairs of single band antennas , wherein the antennas of each pair have a different frequency range, and wherein X is selected such that the system covers all available radio channels or radio channels recognized by the system as being relevant, the mobile, portable unit furthermore comprises at least one adapter processing the data recorded free from loss by the radio frequency receivers or data packets of all available or relevant radio channels and transfers them as traffic data to a mass memory of an integrated computer or data processor, wherein the computer or data processor is designed such that the recorded, stored traffic data can be subjected to a statistical evaluation according to characteristic values that can be defined in advance, and the results of the evaluation which can be determined by means of a freely definable temporal resolution, in particular of one second or less, are filed in a system-immanent data base, wherein when anomalies are recognized, the data traffic of the traffic data around the point of time of anomality can be retrieved and provided for further analysis. <EOS>