Transport Layer: TCP and UDP

• Transport Layer Design Issues
• Protocol Layers
• Transport Layer
• Transport Layer Functions
• Multiplexing and Demultiplexing
• Error Detection: Checksum
• 1’s Complement
• Flow Control
• Sliding Window Diagram
• Stop and Wait Flow Control
• Sliding Window Protocol Efficiency
• Utilization: Examples
• Effect of Window Size
• Efficiency Principle
• Error Control: Retransmissions
• Go-Back-N ARQ
• Selective Repeat ARQ
• Selective Repeat: Window Size
• Performance: Maximum Utilization
• Performance Comparison
• Transport Layer Design Issues
• Homework 3A
• UDP and TCP
• Transports
• User Datagram Protocol (UDP)
• TCP
• TCP Segment Format
• TCP Header Fields
• TCP Options
• TCP Checksum
• TCP Connection Management
• Example RTT estimation:
• Round Trip Time Estimation
• Slow Start Congestion Control
• AIMD Principle
• Fast Recovery
• TCP Congestion Control State Diagram
• TCP Average Throughput
• UDP and TCP: Summary
• Homework 3B

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