《计算机网络》课程PPT教学课件（英文版）Chapter 4 物理层 PHYSICAL LAYER

Chapter 4 Network Layer Computer Networking: A Top Down Approach Featuring the Internet The PowerPoint Slides are based on the material 2nd edition. provided by Jim Kurose, Keith Ross

Chapter 6 Multimedia Networking Computer Networking: A Top Down Approach Featuring the Internet The power point slides are based on the materie 2nd edition provided by

Chapter 8 Network Management Computer Networking A Top Down Approach Featuring the Internet, The power Point slides are based on the 2nd edition Jim Kurose, Keith Ross

Chapter 7 Network Security Computer Networking A Top Down Approach Featuring the Internet, The power Point slides are based on the 2nd edition material provided by Jim Kurose, Keith Ross Lf Kurose and K.w. ross Addison-Wesley, July

Chapter 5 Data Link Layer Computer Networking: A Top Down Approach Featuring the Internet The PowerPoint Slides are based on the material 2nd edition. provided by Jim Kurose, Keith Ross J.F Kurose and K.W. Ross

Chapter 3 Transport Layer Computer Networking The Powerpoint slides are based on the A Top Down Approach material provided by Featuring the Internet J F Kurose and K.W. Ross 2nd edition

Chapter 2 Application Layer Computer Networking: A Top Down Approach The PowerPoint Slides are based on Featuring the Internet, 2nd edition. the material provided by Jim Kurose, Keith Ross .F Kurose and K.W. Ross. Addison-Wesley, July

TCP segment structure 32 bits URG: urgent data (generally not used) source port #f dest port counting by bytes sequence number

Network layer functions transport packet from sending to receiving hosts network layer protocols in physical every host, router data link physical data link