From the reviews: "The book has a clear structure, with well-organized material. The basic concepts are presented in a clear way, with lots of examples and figures. An easy understanding of the topics covered in this book is further facilitated ... . This is a great book for someone looking for a basic background on QoS provisioning in packet networks. ... this book can be used in a one-semester, advanced undergraduate course focused on QoS aspects of next generation packet networks." (George Kormentzas, Computing Reviews, April, 2005)