tailieunhanh - Bài giảng Mạng máy tính nâng cao: Chapter 5 - Lê Ngọc Sơn

Bài giảng "Mạng máy tính nâng cao - Chapter 5: Link layer and LANs" cung cấp cho người học các kiến thức: Introduction and services, error detection and correction, error detection and correction, link layer addressing, link layer switches, . | Bài giảng Mạng máy tính nâng cao: Chapter 5 - Lê Ngọc Sơn Chapter 5 Link Layer and LANs A note on the use of these ppt slides: We’re making these slides freely available to all (faculty, students, readers). They’re in PowerPoint form so you can add, modify, and delete slides (including this one) and slide content to suit your needs. They obviously Computer Networking: represent a lot of work on our part. In return for use, we only ask the A Top Down Approach following: If you use these slides (., in a class) in substantially unaltered form, 5th edition. that you mention their source (after all, we’d like people to use our book!) Jim Kurose, Keith Ross If you post any slides in substantially unaltered form on a www site, that you note that they are adapted from (or perhaps identical to) our slides, and Addison-Wesley, April note our copyright of this material. 2009. Thanks and enjoy! JFK/KWR All material copyright 1996-2009 Kurose and . Ross, All Rights Reserved 5: DataLink Layer 5-1 Chapter 5: The Data Link Layer Our goals: understand principles behind data link layer services: • error detection, correction • sharing a broadcast channel: multiple access • link layer addressing • reliable data transfer, flow control: done! instantiation and implementation of various link layer technologies 5: DataLink Layer 5-2 Link Layer Introduction and Link-layer switches services PPP Error detection and Link virtualization: correction MPLS access A day in the life of a protocols web request Link-layer Addressing Ethernet 5: DataLink Layer 5-3 Link Layer: Introduction Vài thuật ngữ: hosts, routers gọi chung là nút [nodes] Kênh truyền thông kết nối các nút kề nhau .