9Xiao Z, Guo L, Jetol T. Understanding instant messaging traffie eharacteristies. Proceedings of 27th International Conference on Distributed Computing Systems(ICDCS 7), Toronto. Canada, 2007.
10Hong F, Liu R, Hu L T, et ol. Analysis and characteristic at the chat session level in instant message traffic. Proceedings of 1st lntenational Conference on Information Science and Engineering (ICISE'09), Nanjing, China, 2009.
