Effective Wide-Area Network Performance Monitoring and Diagnosis from End Systems

To my family. ii ACKNOWLEDGEMENTS This dissertation could not have been completed without the support and encour-agement of many people. First, I would like to give my appreciation to my advisor, Professor Zhuoqing Morley Mao. Morley is a great advisor. I have learned from her about research, academic writing and presentation skills. She has a broad interests and deep understanding in computer system research. Working with Morley, I have not only developed professional research skills in computer networks but also have deepened my research interests in general system area, such as security and operating system. It is my great pleasure to work with Morley as a student, teaching assistant and research assistant for the past 5 years. I would also like to thank my dissertation committee, Professor Jason Flinn, Pro-fessor Farnam Jahanian and Professor Clayton Scott, for their time and effort to help improve and refine my thesis