1. A method of configuration of a user part for a communication network having said user part and a system part wherein said system part provides a service being accessible by the user part, the method comprising the following steps being performed at the system part: providing a problem recognition procedure for recognizing a problem occurring when transmitting data traffic of the user part wherein said data is related to the provision of the service, generating for the problem a signature including rules which are to be matched for solving the problem, providing a monitoring system for monitoring data traffic of the user part wherein said data is related to the provision of the service, providing a signature based filtering procedure for filtering the monitored data traffic being comparable with the rules of the signature, performing an identification procedure for identifying the user part corresponding to the filtered data traffic, providing a solution feedback procedure for configuration of the user part: wherein said solution feedback procedure is based on the rules of the signature and provides said rules to the user part for configuration purpose, and wherein the signature based filtering procedure for filtering data traffic of the user part by means of comparing with the rules of the signature is performed in a real-time.