دانلود کتاب Understanding Data Communications: From Fundamentals to Networking, Third Edition

Content: Chapter 1 Communications in a Modern Society (pages 1–21): Chapter 2 Basic Telegraph and Telephone Operations (pages 23–45): Chapter 3 Basic Circuit Parameters: Measurement Units and Media Overview (pages 47–73): Chapter 4 Fundamental Data Transmission Concepts (pages 75–124): Chapter 5 Terminals, Workstations and WAN and LAN Networking Overview (pages 125–158): Chapter 6 Representative Standards Organizations: the OSI Reference Model (pages 159–181): Chapter 7 The Physical Layer, Cables, Connectors, Plugs and Jacks (pages 183–234): Chapter 8 Basic Transmission Devices: Line Drivers, Modems and Service Units (pages 235–334): Chapter 9 Regulators and Carriers (pages 335–357): Chapter 10 Transmission Errors: Causes, Measurements and Correction Methods (pages 359–375): Chapter 11 The WAN Data Link Layer (pages 377–408): Chapter 12 Increasing WAN Line Utilization (pages 409–447): Chapter 13 Local Area Networks (pages 449–530): Chapter 14 Basic LAN Internetworking (pages 531–576): Chapter 15 Digital Transmission Systems and Equipment (pages 577–629): Chapter 16 Network Architecture (pages 631–696): Chapter 17 Packet Networks (pages 697–747): Chapter 18 Communications Software (pages 749–790): Chapter 19 Fiber?Optic, Satellite and Wireless Terrestrial communications (pages 791–822): Chapter 20 Evolving Technologies (pages 823–839):