B227 Data Communications

Lecture Overheads and Notes

Unit Introduction [Overheads]

Topic 1: Introduction to Data Communications

• Motivation [Overheads with Notes]
• Network Hardware [Overheads with Notes]
• Network Software [Overheads]
• Readings [Overheads]

Topic 2: The Physical Layer

• The Theory of Signals [Overheads with Notes]
• Wire Based Transmission Media [Overheads with Notes]
• Wireless Transmission [Overheads]
• Examples of Transmission Media in Real Systems [Overheads with notes]
• Readings [Overheads]

Topic 3: The Data Link Layer

• Introduction [Overheads with Notes]
• Error Detection and Error Correction [Overheads with Notes]
• Algorithms for Data Link Protocols [Overheads with Notes]
• Some Example Data Link Protocols [Overheads with Notes]
• Readings [Overheads]

Topic 4: The Medium Access Sublayer

• Introduction [Overheads with Notes]
• Channel Allocation Problem and Multiple Access Protocols [Overheads with Notes]
• IEEE Standard 802 for LANs [Overheads with Notes]
• Bridges [Overheads with Notes]
• High Speed LANs [Overheads with Notes]
• Medium Access Sublayer on Satellite Networks [Overheads with Notes]
• Readings [Overheads]

Topic 5: The Network Layer

• Introduction [Overheads with Notes]
• Routing Algorithms [Overheads with Notes]
• Congestion Control Algorithms [Overheads with Notes]
• Internetworking [Overheads]
• The Network Layer in the Internet [Overheads]
• Readings [Overheads]

Topic 6: The Transport Layer

• Introduction [Overheads]
• The Internet Transport Protocols [Overheads]
• Network Performance Issues [Overheads]
• Readings [Overheads]

Topic 7: The Application Layer

• Introduction [Overheads and notes]
• Network Security [Overheads and notes]
• The Domain Name System [Overheads and notes]
• Simple Network Management Protocol - Not Examinable!
• The World Wide Web - Not Examinable!
• Readings [Overheads]

Document author: H.L. Hiew, Unit Coordinator
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