R. Yavatkar, D. Pendarakis and R. Guerin, “A Framework for Policy-based Admission Control,” RFC 2753, IETF Network Working Group, http://www.ietf.org/rfc/rfc2753.txt, January 2000.
 R. Braden, L. Zhang, S. Berson, S. Herzog and S. Jamin, “Resource ReSerVation Protocol (RSVP), “ RFC 2205, IETF Network Working Group, http://www.ietf.org/rfc/rfc2205.txt, September 1997.
 D. Awduche, A. Chiu, A. Elwalid, I. Widjaja and X. Xiao, “Overview and Principles of Internet Traffic Engineer-ing,” RFC 3272, IETF Network Working Group, http://www.ietf.org /rfc/rfc3272.txt, May 2002.
 J. Rosenberg, G. Camarillo, A. Johnston, J. Peterson, R. Sparks, M. Handley and E. Schooler, “SIP: Session Ini-tiation Protocol,” RFC 3261, IETF Network Working Group, http://www.ietf.org/rfc/rfc3261.txt, June 2002.
 S.I. Maniatis, E.G. Nikolouzou and I.S. Venieris, “End-to-End QoS Specification Issues in the Converged All-IP Wired and Wireless Environment, “ IEEE Communica-tions Magazine, vol. 42, no. 6, pp. 80-86, June 2004.
 S. Blake, D. Black, M. Carlson, E. Davies, Z. Wang and W. Weiss, “An Architecture for Differentiated Services, “ RFC 2475, IETF DiffServ Working Group, http://www.ietf.org /rfc/rfc2475.txt, December 1998.
 R. Braden, D. Clark and S. Shenker, “Integrated Services in the Internet Architecture: an Overview, “RFC 1633, IETF Network Working Group, http://www.ietf.org/rfc/rfc1633.txt, June 1994.
 M. Handley and V. Jacobson, “SDP: Session Description Protocol,” RFC 2327, IETF Network Working Group, http://www.ietf.org/rfc/rfc2327.txt, April 1998.
 F. De Vito, T. Ozcelebi, O. Sunay, M. Tekalp, R. Civanlar and J. C. De Martin, “Per-GOP Bitrate Adaptation for H.264 Compressed Video Sequences,” in L. Atzori et al. (Eds.): LNCS 3893, pp. 198-206, Springer-Verlag Berlin Heidelberg 2006.