The Department of Information Technology hosted Dr.Chia-Hsiang Chang, General Director of Networks and Multimedia Institute of Institute for Information Industry (Taipei, Taiwan), Dr. Frank Tsai from Networks and Multimedia Institute of Institute for Information Industry, Dr. Marek Rusinkiewicz, Vice-President, Software and Application Research of Telcordia Technologies Inc. (New York, USA) and Dr. Russel Hsing, Executive Director of Wireless Technology and Systems, Telcordia Technologies Inc. During a seminar, Prof. Wojciech Cellary, Dr. Jarogniew Rykowski, Dr. Krzysztof Walczak and Dr. Wojciech Wiza presented current results of DIT's research activity.