第 5 章 传输层 ······························ 129.
5.1 本章导学 ····························· 129.
5.1.1 知识结构 ···················· 129.
5.1.2 考纲解读 ···················· 130.
5.2 知识讲解 ····························· 130.
5.2.1 传输层的功能 ············· 130.
5.2.2 传输层的两种服务 ····· 131.
5.2.3 传输层的端口 ············· 132.
5.2.4 UDP ···························· 133.
5.2.5 TCP ····························· 136.
5.2.6 TCP 可靠传输和流量
控制 ···························· 141.
5.3 本章小结 ····························· 146.
5.4 本章习题 ····························· 147.
5.5 答案与解析 ························· 153.
第 6 章 应用层 ······························ 160.
6.1 本章导学 ····························· 160.
6.1.1 知识结构 ···················· 160.
6.1.2 考纲解读 ···················· 161.
6.2 知识讲解 ····························· 161.
6.2.1 端系统的通信模型 ···· 161.
6.2.2 DNS 系统 ··················· 161.
6.2.3 文件传输协议 ············ 165.
6.2.4 电子邮件 ···················· 166.
6.2.5 万维网（WWW） ····· 168.
6.3 本章小结 ····························· 171.

 4/6   首页 上一页 2 3 4 5 6 下一页 尾页

考试 考研 考研专业书

在线阅读