Energy efficient adaptation to the daily and spatial variation of the traffic demand requires specific network management functionalities. The state-of-the-art solution is to simply reduce the number of active network elements when the traffic demand decreases however, once different energy efficient deployment scenarios are available for different traffic situations, new horizons open for network management. That is, network management can provide a seamless transition from one network configuration and topology setup to another, according to actual traffic demands, considering both slowly changing daily load patterns, as well as highly dynamic traffic fluctuations.