计算机网络原理与技术（第4版） / 高等学校电子信息类教材
定价：￥88.00
作者： 刘化君
出版时间：2025-10
出版社：电子工业出版社
- 电子工业出版社
- 9787121514166
- 4版
- 568542
- 平塑
- 16开
- 2025-10
- 726
- 432
- 工学
- 计算机类
- 计算机科学与技术
- 本科 研究生及以上
内容简介
本书系统地介绍了计算机网络的核心概念、工作原理、实现技术及其实际应用。全书共分 10 章，首先概述了计算机网络的概念，然后以 TCP/IP 协议体系为总纲，讨论了物理层通信、数据链路控制、局域网、网络互连及其协议、路由技术、网络传输服务、网络应用及其协议、网络安全基础以及新一代信息网络等内容，反映了当前计算机网络领域的新技术和理论成果。为帮助读者更好地掌握基础理论知识，每章均附有小结、思考与练习题。此外，本书还配套有拓展阅读、知识图谱、实验指导书和教学课件等数字资源，以便于开展线上线下同步教学。 本书具有理论性、创新性和应用性等鲜明特色，内容新颖而全面，适用范围广泛，它既可以作为电子信息、计算机等大类专业的教材，也可作为研究生教学的参考书，同时可供从事网络工程领域的科技人员和网络爱好者参考使用。
目录
第 1 章 绪论····································································································1
1.1 计算机网络的诞生与发展········································································1
1.1.1 计算机网络的诞生·········································································1
1.1.2 计算机网络的发展·········································································2
1.2 计算机网络的基本概念········································································· 11
1.2.1 计算机网络的定义······································································· 11
1.2.2 计算机网络的主要功能 ································································ 13
1.2.3 计算机网络的分类······································································· 14
1.3 计算机网络的组成··············································································· 17
1.3.1 计算机网络的组成结构 ································································ 18
1.3.2 计算机网络的拓扑结构 ································································ 19
1.3.3 计算机网络系统的组成 ································································ 21
1.4 计算机网络的体系结构········································································· 25
1.4.1 网络体系结构的分层 ··································································· 25
1.4.2 ISO/OSI 参考模型 ······································································· 27
1.4.3 TCP/IP 模型··············································································· 33
1.4.4 基于 OSI 的实用参考模型 ····························································· 36
1.4.5 计算机网络标准及 RFC 文档 ························································· 38
1.5 计算机网络的基本理论问题··································································· 39
本章小结·································································································· 40
思考与练习······························································································· 41
拓展阅读·································································································· 41
第 2 章 物理层通信························································································· 42
2.1 物理层的基本概念和协议标准································································ 42
2.1.1 物理层接口的四种特性 ································································ 42
2.1.2 物理层接口标准示例 ··································································· 44
2.2 数据通信的理论基础············································································ 47
2.2.1 数据通信系统············································································· 47
2.2.2 数据通信的常用术语 ··································································· 48
2.2.3 数据通信网络的性能指标 ····························································· 50
2.2.4 数据传输质量参数······································································· 52
2.3 数据编码技术····················································································· 54
2.3.1 模拟信号传输模拟数据·································································54
2.3.2 模拟信号传输数字数据·································································55
2.3.3 数字信号传输数字数据·································································56
2.3.4 数字信号传输模拟数据·································································59
2.4 数据传输方式 ····················································································· 60
2.4.1 数据通信方式·············································································60
2.4.2 数据同步方式·············································································62
2.5 传输介质 ··························································································· 63
2.5.1 导向传输介质·······················································
1.1 计算机网络的诞生与发展········································································1
1.1.1 计算机网络的诞生·········································································1
1.1.2 计算机网络的发展·········································································2
1.2 计算机网络的基本概念········································································· 11
1.2.1 计算机网络的定义······································································· 11
1.2.2 计算机网络的主要功能 ································································ 13
1.2.3 计算机网络的分类······································································· 14
1.3 计算机网络的组成··············································································· 17
1.3.1 计算机网络的组成结构 ································································ 18
1.3.2 计算机网络的拓扑结构 ································································ 19
1.3.3 计算机网络系统的组成 ································································ 21
1.4 计算机网络的体系结构········································································· 25
1.4.1 网络体系结构的分层 ··································································· 25
1.4.2 ISO/OSI 参考模型 ······································································· 27
1.4.3 TCP/IP 模型··············································································· 33
1.4.4 基于 OSI 的实用参考模型 ····························································· 36
1.4.5 计算机网络标准及 RFC 文档 ························································· 38
1.5 计算机网络的基本理论问题··································································· 39
本章小结·································································································· 40
思考与练习······························································································· 41
拓展阅读·································································································· 41
第 2 章 物理层通信························································································· 42
2.1 物理层的基本概念和协议标准································································ 42
2.1.1 物理层接口的四种特性 ································································ 42
2.1.2 物理层接口标准示例 ··································································· 44
2.2 数据通信的理论基础············································································ 47
2.2.1 数据通信系统············································································· 47
2.2.2 数据通信的常用术语 ··································································· 48
2.2.3 数据通信网络的性能指标 ····························································· 50
2.2.4 数据传输质量参数······································································· 52
2.3 数据编码技术····················································································· 54
2.3.1 模拟信号传输模拟数据·································································54
2.3.2 模拟信号传输数字数据·································································55
2.3.3 数字信号传输数字数据·································································56
2.3.4 数字信号传输模拟数据·································································59
2.4 数据传输方式 ····················································································· 60
2.4.1 数据通信方式·············································································60
2.4.2 数据同步方式·············································································62
2.5 传输介质 ··························································································· 63
2.5.1 导向传输介质·······················································
