This description includes the flow of messages, full message format, and the exchange of messages for normal operation and faults. They are supported by many diagrams and tables. comparative approach of this book gives you something more precious: insights into the decisions you face as you build and maintain your network, network devices, or network applications. * Provides comprehensive, profound, and comparative coverage of the Internet Protocol (IPv4 and IPv6) and many related technologies. * Written for developers, operators, and managers, and is designed for use both as an overview and reference. * Discusses the main concepts in traffic engineering, providing a detailed look at the MPLS and GMPLS, and how they control the IP and non-IP traffic. * Includes protocols to manage routing and transport, and to manage switches, components, and the overall network, along with the application protocol level higher. * Offer wise guidance in choosing between the protocol, select the features in the protocol, and service-making and performance-related.