PPT-Data Link Layer

5 1 Review of MAC protocols channel partitioning by time frequency or code Time Division Frequency Division random access dynamic ALOHA SALOHA CSMA CSMACD carrier sensing easy in some technologies wire hard in others wireless. 3-. 1. Chapter 3. Transport Layer. Computer Networking: A Top Down Approach . 6. th. edition . Jim Kurose, Keith Ross. Addison-Wesley. March 2012. All material copyright 1996-2012. J.F Kurose and K.W. Ross, All Rights Reserved. Chapter 3. CN5E by Tanenbaum & Wetherall, © Pearson Education-Prentice Hall and D. Wetherall, 2011. Data Link Layer Design Issues. Error Detection and Correction. Elementary Data Link Protocols. Data Link Layer Design Issues. Error Detection and Correction. Elementary Data Link Protocols. Sliding Window Protocols. Example Data Link Protocols. The Data Link Layer. Responsible for delivering frames of information over a single link. The two main functions of the data link layer are data link control and media . access control. . . The . first, data link control, deals with the design and procedures for . communication between . two adjacent nodes: node-to-node communication. 5-. 1. . Review of . MAC protocols. channel partitioning,. by time, frequency or code. Time Division, Frequency Division. random access . (dynamic), . ALOHA, S-ALOHA, CSMA, CSMA/CD. carrier sensing: easy in some technologies (wire), hard in others (wireless). Data Link Layer Outline. Parallelism between Transport and Data Link Layer. Tanenbaum’s. Treatment/Model of Data Link Layer. Protocol 1: Utopia. Protocol 2: Stop-and-Wait. Protocol 3: Positive Acknowledgment with Retransmission [. Network . Layer. Computer Networking: A Top Down Approach . 6. th. edition . Jim Kurose, Keith Ross. Addison-Wesley. March 2012. A note on the use of these . ppt. slides:. We. ’. re making these slides freely available to all (faculty, students, readers). They. CS 280:. Link Layer and LANs. Most slides adapted from Kurose and Ross, Computer Networking 7. /e . Source material copyright . 1996-2016. J.F Kurose and K.W. Ross. Chapter . 6: . Link . layer and LANs. Approach . 7. th. edition . Jim Kurose, Keith Ross. Pearson/Addison Wesley. April 2016. Chapter . 6. The Link Layer . and LANs. 6. -. 1. Link Layer and LANs. A note on . these slides. :. The slides used in this class were derived from ones provided by Jim Kurose and Keith Ross, authors of the textbook for the course.. OSI Reference Model. Layer 2. What will we learn from chapter 7?. Their role . in data . transmission . Prepare . data for transmission on network . media. Media . access control . methods . Common . 4. 1 Introduction. 4.2 Virtual circuit and datagram networks. 4.3 What’s inside a router. 4.4 IP: Internet Protocol. Datagram format. IPv4 addressing. ICMP. IPv6. 4.5 Routing algorithms. Link state. COS . 463. : Wireless . Networks. Lecture. . 5. Kyle Jamieson. [Parts adapted from . J.. . Kurose,. . K. Ross,. . D.. . Holmar. ]. Packet radio Wireless LAN Wired LAN. ALOHAnet . 1960s. Amateur packet radio Ethernet . . Error-detection and -correction Techniques. Multiple Access Links and Protocols. Switched Local Area Networks . Link Virtualization: a Network as a Link Layer . Data Center Networking . Retrospective: A Day in the Life of a Web Page Request. Medium Access Control. COS . 463. : Wireless . Networks. Lecture. . 4. Kyle Jamieson. Enables exchange of atomic messages (frames) between end hosts on the same network. Functions in L2:. Determine start and end of bits and frames (.