31-Overview of mobile WiMAX technology and evolution. 41-Mobile WiMAX systems: performance and evolution.50-Improved VoIP capacity in mobile WiMAX systems using persistent resource allocation. 58-WiMAX femtocells: a perspective on network architecture, capacity, and coverage. 66-Integration of the IMS/PCC framework into the mobile WiMAX network. 74-Seamless integration of mobile WiMAX in 3GPP networks. 86-Ethernet services over mobile WiMAX. 94-ITU-T international standards in information and communications technologies. 96-ITU-T in 2008: empowering global ICT development. 100-The working methods and basic rules of standardization in the standardization sector of the international telecommunication union: ITU-T. 108-ITU-T initiatives on climate change. 116-ITU-T G.722.1 annex C: the first ITU-T superwideband audio coder. 124-Optical transport network evolution: hot standardization topics in ITU-T including standards coordination aspects. 132-Bridging the standardization Gap to provide QoS in current NGN architectures. 138-Topics in network and service management [Guest Editorial]. 140-Advanced network monitoring brings life to the awareness plane. 148-Business-driven IT management - upping the ante of IT : exploring the linkage between it and business to improve both IT and business results. 154-Measurement of download and play and streaming IPTV traffic. 162-Challenges and opportunities in managing maritime networks.