TAILIEUCHUNG - Data Communications & Networking

Data Communications and Networking, 3/e provides a comprehensive and current introduction to networking technologies. The book is accessible to students from all backgrounds and uses hundreds of figures to visually represent concepts. The new edition has been completely updated to reflect the constantly changing world of network technologies. Enhanced coverage of bluetooth, wireless, satellites, as well as four new chapters on security have been added. The third edition has transitioned from using the 7-layer OSI model to the 5-layer Internet Model. More time is spent on TCP/IP in the new organization | third edition ata Communications BehrouzA. Forouzan Copyrighted material DATA COMMUNICATIONS AND NETWORKING Third Edition Behrouz A. Forouzan DeAnza College with Sophia Chung Fegan Me Craw Hill Higher Education Boston Burr Ridge IL Dubuque. IA Madison Wl New York San Francisco St. Louis Bangkok Bogota Caracas Kuala Lumpuf bsbon London Madrid Mexico City Milan Montreal New Delhi Santiago Seoul Singapore Sydney Taipei Toronto Copyrighted material Table of Contents Preface to the Third Edition xxix Parti Overview of Data Communications and Networking 1 Chapter 1 introduction 3 DATA COMMUNICATIONS 3 Components 4 Data Representation 5 Direction of Data Flow 6 NETWORKS 8 Distributed Processing 8 Network Criteria 8 Physical Structures 8 Categories of Networks 13 THE INTERNET 15 A Brief History 15 The Internet Today 16 PROTOCOLS AND STANDARDS 18 Protocols 18 Standards 18 Standards Organizations 19 Internet Standards 20 KEY TERMS 20 SUMMARY 21 PRACTICE SET 22 Review Questions 22 Multiple-Choice Questions 23 Exercises 25 Chapter 2 Network Models 27 LAYERED TASKS 27 Sender. Receiver and Carrier 27 vil Copyrighted .

• Quản trị mạng
• Data Communications
• networking technologies
• Internet Model
• Flash animations
• wireless
• satellites
• Business data communications
• Data link layer
• Network criteria
• Data communications system
• Data communications networks
• Media access control
• Network models
• Network standards
• Application layer
• Application architectures
• Physical layer
• Digital transmission
• Network and transport layers
• Transport layers
• Local area networks
• Traditional ethernet
• Wireless local area networks
• Wireless LANs
• Backbone networks
• Backbone network architectures
• Circuit switched networks
• Wide area networks
• Network security
• Risk assessment
• Network design
• Traditional network design
• Network management
• Configuration management