orithms and Networks (ISPAN 2004). 10. Jean Phillippe Martin Flatin, Pierre Alain Doffoel, and Mario Jeckle. Web Services for Integrated Management: A Case Study. In Proceedings of the European Conference on Web Services, September 27-30, 2004. Telecommunications / Systems Development Fundamentals of EMS, MULTI Network Elements TECHNOLOGY Element Management NMS, and OSS/BSS Network Management Converge Service Management Business Management Managemen MULTI MULTI VENDOR DOMAIN JITHESH SATHYAN ITU-T OASIS In this era when data and voice services are available at a push of a button, service providers have virtually limitless options for reaching their customers with value- added services. The changes in services and underlying networks that this always- on culture creates make it essential for service providers to understand the evolving business logic and appropriate support systems for service delivery, billing, and revenue assurance. Supplying an end-to-end understanding of telecom management layers, Fundamentals of EMS, NMS, and OSS/BSS is a complete guide to telecom resource and service management basics. Divided into four sections: Element Management System, Network Management System, Operation/Business Support Systems, and Implementation Guidelines, the book examines standards, best practices, and the industries developing these systems. Each section starts with basics, details how the system fits into the telecom management framework, and concludes by introducing more complex concepts. From the initial efforts in managing elements to the latest management standards, the text: Covers the basics of network management, including legacy systems, management protocols, and popular products Deals with OSS/BSS-covering processes, applications, and interfaces in the service/business management layers Includes implementation guidelines for developing customized management solutions The book includes chapters devoted to popular market products and contains case studies that illustrate real-life implementations as well a