Thoroughly updated for currency, this book offers a clear presentation of data communications and network fundamentals. Featuring a wide array of applications, the book fully explains concepts and supports them with case studies or descriptions of specific software and other products. Students learn the protocols of analog and digital signals, data compression, data integrity, data security, local area networks, asynchronous transfer mode (ATM), and much more. The third edition includes important information on the latest developments of the Internet.
1. Introduction to Communications, Standards, and Protocols 2. Transmission Media and Codes 3. Analog and Digital Signals 4. Making Connections 5. Data Compression 6. Data Integrity 7. Data Security 8. Flow Control 9. Local Area Networks 10. Connecting Networks 11. Internet Protocols and Applications 12. Internet Programming 13. Circuit Technologies