rive, Danvers, MA 01923, 978-750-8400. CCC is a not-for-profit organization that provides licenses and registration for a variety of users. For organizations that have been granted a photocopy license by the CCC, a separate system of payment has been arranged. Trademark Notice: Product or corporate names may be trademarks or registered trademarks, and are used only for identifica- tion and explanation without intent to infringe. Visit the Taylor & Francis Web site at http://www.taylorandfrancis.com and the CRC Press Web site at http://www.crcpress.com Contents Preface Author 1 Introduction Book Content and Organization Using This Book Acknowledgments 2 Drivers for Telecommunication Network Evolution Market of Telecom Carriers 2.1.1 Customer Base Impact on the Economics of Carriers 2.1.2 Broadband Services 2.1.3 Seamless Fixed and Mobile Service Convergence 2.1.4 Prices Fall and Overall Market Scenario 2.1.5 Telecommunication Market Value Chain Requirements for Next Generation Networks 2.2.1 Network Operational Costs 2.2.2 Requirements for Next Generation Equipment 2.2.3 Requirements for Next Generation Network Control Plane 2.2.4 Summary of Requirements for Next Generation Networks References 3 Networks Fundamentals and Present Architectures Network Infrastructure Architecture 3.1.1 Network Topology 3.1.2 Access Network Architecture 3.1.3 Metro Network and Core Network Architectures Network Functional Architecture 3.2.1 Core Network Vertical Architecture 3.2.1.1 Service Network 3.2.1.2 Packet Network 3.2.1.3 Transport Network 3.2.1.4 Control Plane and Management Plane 3.2.2 Network Layering 3.2.3 Internet 3.2.3.1 Transport Layer: Transmission Control Protocol 3.2.3.2 Transport Layer: User Datagram Protocol 3.2.3.3 Internet Layer: Internet Protocol 3.2.4 Carrier Class Ethernet 3.2.4.1 Protocols to Support Management Functionalities 3.2.4.2 QoS and Resilience 3.2.4.3 Scalability 3.2.5 Multi-Protocol Label Switching Contents 3.2.6 Synchronous Optical Network (SDH/SONET) 3.2.7 Optical Transport Network (OTN) 3.2.7.1 