For coursesin Business Data Communication and Networking. Anintroduction to computer networking grounded in real-world examples In Computer Networks,Tanenbaum et al. explain how networks work from the inside out. They start withthe physical layer of networking, computer hardware and transmission systems,then work their way up to network applications. Each chapter follows aconsistent approach: The book presents key principles, then illustrates themutilizing real-world example networks that run through the entire book - theInternet, and wireless networks, including Wireless LANs, broadband wireless,and Bluetooth