Computer Networking Chapter A Top-Down Approach Introduction KUROSE ROSS a note on the use of these ppt slides We re making these slides freely available to all(faculty, students, readers) Computer delete slides(including this one)and slide content to suit your needs. They and They re in PowerPoint form so you see the animations and can add, modify Networking: A Top bviously represent a lot of work on our part. In return for use, we only ask the following Down Approach If you use these slides (e.g, in a class) that you mention their source(after all, we d like people to use our book!) th edition . If you post any slides on a www site, that you note that they are adapted from(or im Kurose, Keith ross rhaps identical to)our slides, and note our copyright of this materiaL. Addison-Wesley Thanks and enjoy! JFK/KWR March 2012 All material copyright 1996-2012 F Kurose and K.W. Ross. All Rights Reserved Introduction 1-1
Introduction 1-1 Chapter 1 Introduction 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’re in PowerPoint form so you see the animations; and can add, modify, and delete slides (including this one) and slide content to suit your needs. They obviously represent a lot of work on our part. In return for use, we only ask the following: ❖ If you use these slides (e.g., in a class) that you mention their source (after all, we’d like people to use our book!) ❖ If you post any slides on a www site, that you note that they are adapted from (or perhaps identical to) our slides, and note our copyright of this material. Thanks and enjoy! JFK/KWR All material copyright 1996-2012 J.F Kurose and K.W. Ross, All Rights Reserved
Chapter 1: Introduction Our goal: a get"feel"and terminology a more depth, detail later in course 口 approach ☆ use internet as example Introduction 1-2
Chapter 1: Introduction Our goal: ❑ get “feel” and terminology ❑ more depth, detail later in course ❑ approach: ❖ use Internet as example Introduction 1-2
计算机网络向用户提供的 最重要的功能 口连通性一一计算机网络使上网用 户之间都可以交换信息,好像这 些用户的计算机都可以彼此直接 连通一样 口共享一一即资源共享。可以是信 息共享、软件共享,也可以是硬 件共享
计算机网络向用户提供的 最重要的功能 ❑连通性——计算机网络使上网用 户之间都可以交换信息，好像这 些用户的计算机都可以彼此直接 连通一样。 ❑共享——即资源共享。可以是信 息共享、软件共享，也可以是硬 件共享
主机 因特网
主机 因特网
