Sams Teach Yourself Networking in 24 Hours, Fourth Edition, is written in a unique task-oriented, step-by-step format that allows you to learn the essentials of networking from beginning to end. Chapters are broken out into hour-long lessons, each one focusing on a specific topic, beginning with a basic overview of networking. After 24 one-hour lessons, you will have an understanding of the concepts, hardware and software that are needed to build a network, as well as wireless networks, SSID broadcast, security and anti-spam technologies. New Areas for coverage include