Carrier Grade Voip.pdf
Daniel Collins, a 20-year veteran of the wireless communications industry, is currently Chief Technology Officer - Wireless at Jasper Wireless, Inc. He began his career at Ericsson, where he worked in product development and product management roles and helped develop some of the world's earliest GSM networks. Collina also served as an independent consultant for many years on 2.5G, 3G, and IP technologies to tier-one service providers around the world, and worked with Alcatel North America as Vice President of Fixed Mobile Convergence.
Richard Swale has broad experience in the communications industry, from technology research and development through equipment manufacturing to the design and delivery of services to customers. He is currently Design Manager - Voice, Video, and UC at BT, where he specializes in network architecture and design for both carrier and enterprise voice and data networks, including VoIP, unified communications, and WiFi.
A cutting-edge, up-to-date guide to contemporary VoIP technologies, solutions, and protocols
"Carrier Grade VoIP," Third Edition covers the delivery of voice and multimedia communication sessions over IP networks, providing the latest information on leading-edge signaling schemes and key protocols. This completely updated, solutions-oriented resource discusses the latest VoIP technologies, including HD Voice, security issues, design considerations for carrier grade networks, and more.
New to this edition: A new chapter and material on interconnecting VoIP networks Discussion of current codecs and HD voice New focus on security and privacy issues A new appendix on packet overhead/coding efficiency Highlights an increasing trend in the VoIP industry to move away from low cost/low quality services towards a rich multimedia environment