计算机网络

简介

contents

Chapter 1 Computer Networks and the Internet 1.1 What Is the Internet? 1.1.1 A Nuts-and-Bolts Description 1.1.2 A Services Description 1.1.3 What Is a Protocol? 1.2 The Network Edge 1.2.1 Client and Server Programs 1.2.2 Access Networks 1.2.3 Physical Media 1.3 The Network Core 1.3.1 Circuit Switching and Packet Switching 1.3.2 How Do Packets Make Their Way Through Packet-Switched Networks? 1.3.3 ISPs and Internet Backbones 1.4 Delay, Loss, and Throughput in Packet-Switched Networks 1.4.1 Overview of Delay in Packet-Switched Networks 1.4.2 Queuing Delay and Packet Loss 1.4.3 End-to-End Delay 1.4.4 Throughput in Computer Networks 1.5 Protocol Layers and Their Service Models 1.5.1 Layered Architecture 1.5.2 Messages, Segments, Datagrams, and Frames 1.6 Networks Under Attack 1.7 History of Computer Networking and the Internet 1.7.1 The Development of Packet Switching: 1961-1972 1.7.2 Proprietary Networks and Internetworking: 1972-1980 1.7.3 A Proliferation of Networks: 1980-1990 1.7.4 The Intemet Explosion: The 1990s 1.7.5 Recent Developments 1.8 Summary Road-Mapping This Book Homework Problems and Questions Problems Discussion Questions Ethereal Lab Interview: Leonard KleinrockChapter 2 Application Layer 2.1 Principles of Network Applications 2.1.1 Network Application Architectures 2.1.2 Processes Communicating 2.1.3 Transport Services Available to Applications 2.1.4 Transport Services Provided by the Internet 2.1.5 Application-Layer Protocols 2.1.6 Network Applications Covered in This Book 2.2 The Web and HTTP 2.2.1 Overview of HTTP 2.2.2 Non-persistent and Persistent Connections 2.2.3 HTTP Message Format 2.2.4 User-Server Interaction: Cookies 2.2.5 Web Caching 2.2.6 The Conditional GET 2.3 File Transfer: FTP 2.3.1 FTP Commands and Replies 2.4 Electronic Mail in the Internet 2.4.1 SMTP 2.4.2 Comparison with HTTP 2.4.3 Mail Message Formats and MIME 2.4.4 Mail Access Protocols 2.5 DNS--The lnternet's Directory Service 2.5.1 Services Provided by DNS 2.5.2 Overview of How DNS Works 2.5.3 DNS Records and Messages 2.6 Peer-to-Peer Applications 2.6.1 P2P File Distribution ……Chapter 3 Transport LayerChapter 4 The Network LayerChapter 5 The Link Layer and Local Area NetworksChapter 6 Wireless and Mobile NetworksChapter 7 Multimedia NetworkingChapter 8 Security in Computer NetworksChapter 9 Network ManagementReferencesIndex