Overview of Data Communications and Networking

1. PART I Overview of Data Communications and Networking

2. Overview

3. Chapters Chapter 1 Introduction Chapter 2 Network Models

4. Chapter 1 Introduction

5. 1.1 Data Communication Components Data Representation Direction of Data Flow

6. Figure 1.1Five components of data communication

7. Figure 1.2Simplex

8. Figure 1.3Half-duplex

9. Figure 1.4Full-duplex

10. 1.2 Networks Distributed Processing Network Criteria Physical Structures Categories of Networks

11. Figure 1.5Point-to-point connection

12. Figure 1.6Multipoint connection

13. Figure 1.7Categories of topology

14. Figure 1.8Fully connected mesh topology (for five devices)

15. Figure 1.9Star topology

16. Figure 1.10Bus topology

17. Figure 1.11Ring topology

18. Figure 1.12Categories of networks

19. Figure 1.13LAN

20. Figure 1.13 LAN (Continued)

21. Figure 1.14 MAN

22. Figure 1.15WAN

23. 1.3 The Internet A Brief History The Internet Today

24. Figure 1.16Internet today

25. 1.4 Protocols and Standards Protocols Standards Standards Organizations Internet Standards