... Restrictions apply.IEEE/ACM TRANSACTIONS ON NETWORKING, VOL. 16, NO. 6, DECEMBER 2008 1241Internet Traffic Behavior Profiling for Network Security Monitoring Kuai Xu, Zhi-Li Zhang, Member, IEEE, ... joined network system group of Yahoo! Inc.,Sunnyvale, CA, in 2006. His current research liesin the modeling and analysis of network trafficand end-to-end performance in distributed contentnetworks.Zhi-Li ... aspects of core IP networks such asperformance monitoring, routing, traffic engineeringand fault tolerance. His current interests are inmobile communication and services and in mining network traffic...