A data processing apparatus having a memory for storing program code and a processor for processing the program code, the data processing apparatus comprising: a radio module to communicatively couple the data processing apparatus to a wireless network, the radio module generating a plurality of debug data in a plurality of signal classes; a set of debug data filtering rules specifying certain debug data within the plurality of signal classes to be collected from the radio module; and a debug application executed on the data processing apparatus, the debug application to apply the set of filtering rules, thereby causing only the specified set of debug data to be collected from the radio module.