Networking Essentials, guides readers from an entry-level knowledge in computer networks to advanced concepts in Ethernet and TCP/IP networks; routing protocols and router configuration; local, campus, and wide area network configuration; network security; wireless networking; optical networks; Voice over IP; the network server; and Linux networking. This edition contains additional coverage of switch security, troubleshooting IP networks, authorisation and access control, best practices for disaster recovery, network infrastructure configuration and management, data traffic network analysis, network security, and VoIP.

Clear goals are outlined for each chapter, and every concept is introduced in easy-to-understand language that explains how and why networking technologies are used. Each chapter is packed with real-world examples and practical exercises that reinforce all concepts and guide you through using them to configure, analyse, and fix networks.

• Provides a practical approach to introductory networking concepts
• Presents tons of hands-on activities to help students learn by doing
• Clearly outlines goals for each chapter with chapter-opening objectives and introductions
• Highlights key terms and acronyms in the margins to enhance retention of networking terminology
• Guides readers through application of concepts through configuring, analysing, and troubleshooting sections
• Includes extensive problem sets, summaries, questions, and problems (including critical thinking questions) at the end of each chapter to assess learning
• Allows students to practice custom-designed, hands-on router and switch configuration exercises with the Net-Challenge software