1. DATA COMMUNICATION
Lecture-6

2. Recap of Lecture 5
Topology
Categories of Topologies

3. Overview of Lecture 6 Transmission Modes Types of Transmission Modes
Categories of Networks
Internetworks

4. Ring Topology

5. Hybrid Topology

6. Transmission Mode
“Transmission Mode is used to define the direction of the signal flow between the linked devices”

7. Transmission Mode
Transmission Mode
Simplex
Half-Duplex
Full-Duplex

8. Simplex

9. Half-Duplex

10. Full Duplex (Duplex)

11. Categories of Networks
Local Area Networks (LANs)
Wide Area Networks (WANs)
Metropolitan Area Networks (MANs)

12. Local Area Networks

13. Wide Area Networks

14. Circuit Switching

15. Packet Switching

16. Summary Transmission Modes Types of Transmission Modes
Categories of Networks

17. Suggested Reading
Section 2.4,2.5, “Data Communications and Networking” 2nd Edition by Behrouz A. Forouzan
Sections 1.3, “Data and Computer Communication” 6th Edition by William Stallings