Lecture on Computer Network For 08 Spring 2010 Chapter 1 Introduction Weifeng Sun Wfsun. dlutegmail com School of software Dalian University of Technology
Lecture on Computer Network For 08 Spring 2010 Weifeng Sun Wfsun.dlut@gmail.com School of Software Dalian University of Technology Chapter 1 Introduction
Open questions What is computer network? How to solve the network problems? How do you feel the Computer network? erfeng Computer network-Introduction 2/87
Introduct by Weifeng Sun Computer network-Introduction 2/87 Open questions • What is computer network? • How to solve the network problems? • How do you feel the Computer network?
Course goals Become familiar with the principles and practice of data networking Routing, transport protocols, naming, Learn how to write networked applications: C/S model TCP/UDP Get some understanding about network internals in a hands on way TCP-style congestion control erfeng Computer network-Introduction 5/87
Introduct by Weifeng Sun Computer network-Introduction 5/87 Course Goals • Become familiar with the principles and practice of data networking. – Routing, transport protocols, naming, ... • Learn how to write networked applications: – C/S model – TCP/UDP • Get some understanding about network internals in a hands on way. – TCP-style congestion control
Reference Computer Networking: A Top Down Approach Featuring the Internet 3rd edition Jim Kurose, Keith ross Addison-Wesley, July 2004 计算机网络(第4版)电子工业出版社潘爱民译 TCP/IP详解(卷1) 数据通信与网络 TCP/IP协议族 More books- have people gone to the bookstore? How many copies? Should be there erfeng Computer network-Introduction 6/87
Introduct by Weifeng Sun Computer network-Introduction 6/87 Reference • Computer Networking: A Top Down Approach Featuring the Internet, 3rd edition. Jim Kurose, Keith Ross Addison-Wesley, July 2004. • 计算机网络（第 4 版）电子工业出版社,潘爱民译 • TCP/IP详解（卷1） • 数据通信与网络 • TCP/IP协议族 • More Books – have people gone to the bookstore? How many copies? Should be there…
Challenges for networks Geographic scope The Internet vs. Andrew, etc. Scale The Internet vs your home network Application types Email vs. Videoconferencing Trust and Administration Corporate network-one network"provider Internet-17,000 network providers Security erfeng Computer network-Introduction 7/87
Introduct by Weifeng Sun Computer network-Introduction 7/87 Challenges for Networks • Geographic scope – The Internet vs. Andrew, etc. • Scale – The Internet vs. your home network • Application types – Email vs. Videoconferencing • Trust and Administration – Corporate network – one network “provider” – Internet – 17,000 network providers • Security