AN INSIGHTFUL COMBINATION OF DATA COMMUNICATIONS AND NETWORKING FUNDAMENTALS WITH THE LATEST COMMERCIAL APPLICATIONS Business Data Communications and Networking, 15th Edition, is an authoritative discussion of the fundamental concepts and applications in contemporary networks designed for university students and working professionals responsible for managing, maintaining, or selling networking and communications technology in modern enterprises. The book includes Management Focus boxes that highlight critical issues and explain how networks are actually being implemented today. Technical Focus boxes offer additional details about key technical issues. Mini case studies at the end of each chapter show readers how to apply technical and management concepts to real-world situations. This latest edition provides extensive revisions to existing chapters, the removal of obsolete technologies and the addition of newly introduced hardware and software, and brand-new activities and questions that explain how professionals choose technologies to build networks and support the business needs of actual organizations. It also offers new lab exercises and online supplementary resources for instructors and professors. NEW TO THIS EDITION: In-chapter features, including Management Focus and Technical Focus boxes, that expand on and explain textbook concepts Expanded discussions of real-world applications of foundational networking and communications technologies Explorations of the latest hardware and software advances in networking and communications used by contemporary enterprises Electronic resources useful to students and professionals applying the book's content in the real world Refreshed examples and scenarios reflecting current workplace realities and management practices Updated end-of-chapter discussion questions and applied learning activities WILEY ADVANTAGE: Connects theoretical and foundational concepts to real-world business practices relevant to working professionals Offers exercises, practice tests, and other resources for students and practitioners interested in expanding their skillset Access to electronic materials that supplement and enhance the content contained in the book Concise coverage of the latest technologies, tools, and techniques used by contemporary organizations in their IT infrastructure Supports instructors with a comprehensive Instructor's Manual with teaching tips, war stories, answers to end-of-chapters questions, a Test Bank that includes true-and-false, multiple choice, short answer, and essay test questions.