CS470A Week-6

Assignment 6: The Transport Layer

Read Textbook Chapter 3 Sections 3-4and 3-5

Read PowerPoint Slides for Chapter 3 Sections 3-4 and 3-5

Preview Chapter 3 Sections 3-6, 3-7 and 3-8

* Answer Chapter 3 Textbook Review Questions: R3, 5, 6, 7, 9, 15

<Week 6 Study>

3.4 Principles of Reliable Data Transfer 204

3.4.1 Building a Reliable Data Transfer Protocol 206

3.4.2 Pipelined Reliable Data Transfer Protocols 215

3.4.3 Go-Back-N (GBN) 218

3.4.4 Selective Repeat (SR) 223

3.5 Connection-Oriented Transport: TCP 230

3.5.1 The TCP Connection 231

3.5.2 TCP Segment Structure 233

3.5.3 Round-Trip Time Estimation and Timeout 238

3.5.4 Reliable Data Transfer 242

3.5.5 Flow Control 250

3.5.6 TCP Connection Management 252

3.6 Principles of Congestion Control 259

3.6.1 The Causes and the Costs of Congestion 259

3.6.2 Approaches to Congestion Control 265

3.6.3 Network-Assisted Congestion-Control Example: ATM ABR Congestion Control 266

3.7 TCP Congestion Control 269

3.7.1 Fairness 279

3.8 Summary 283