Luigi Fratta Henning Schulzrinne Yutaka Takahashi Otto Spaniol NETWORKING 2009, 8th International IFIP-TC 6 Networking Conference, Aachen, Germany, May 11-15, 2009. Proceedings 5550 2009 http://dx.doi.org/10.1007/978-3-642-01399-7 978-3-642-01398-0 Networking Lecture Notes in Computer Science Springer db/conf/networking/networking2009.html