The Chair for Communication Networks (Lehrstuhl für Kommunikationsnetze, LKN) has been founded by Prof. Eberspächer on February 1st 1990 and had its 30th anniversary on February 1, 2015. This event has been celebrated on Thursday, February 13th by the whole LFE staff - the Research and Teaching Unit / Lehr- und Forschungseinheit (LFE) consisting of the Chair of Communication Networks (LKN, Prof. Kellerer) and the Chair of Media Technology (LMT, Prof. Steinbach) together with Prof. Eberspächer. After an anniversary symposium with a look-back and a look-forward by Prof. Kellerer and Prof. Eberspächer, the LFE went to Augustinerkeller to practise traditional Munich Eisstockschiessen followed by a dinner in the restaurant.