华中科技大学文华学院毕业设计(论文)PAGE\*MERGEFORMAT1毕业设计[论文]题目：基于Linux系统配置高效的Qmail邮件服务器PAGE\*MERGEFORMAT42目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc42575778"摘要3HYPERLINK\l"_Toc42575779"Abstract4HYPERLINK\l"_Toc42575778"前言51.关于邮件系统相关协议6HYPERLINK\l"_Toc42575781"1.1SMTP协议6HYPERLINK\l"_Toc42575781"1.2POP3协议6HYPERLINK\l"_Toc42575782"1.3IMAP4协议6HYPERLINK\l"_Toc42575783"1.4HTTP协议和HTML语言6HYPERLINK\l"_Toc42575784"1.5MIME协议6HYPERLINK\l"_Toc42575785"1.6LDAP协议6HYPERLINK\l"_Toc42575811"2.qmail的工作原理和配置文件的设置7HYPERLINK\l"_Toc42575813"2.1qmail和相关的服务7HYPERLINK\l"_Toc42575814"2.2email投递邮件进程流程7HYPERLINK\l"_Toc42575816"2.3qmail环境变量8HYPERLINK\l"_Toc42575817"2.4qmail控制文件8HYPERLINK\l"_Toc42575820"2.5改变MUA程序接口10HYPERLINK\l"_Toc42575821"2.6建立qmailsmtp功能10HYPERLINK\l"_Toc42575787"3.Qmail的安装和配置12HYPERLINK\l"_Toc42575788"3.1Qmail的前期准备12HYPERLINK\l"_Toc42575789"3.1.1系统安装12HYPERLINK\l"_Toc42575790"3.1.2设置DNS12HYPERLINK\l"_Toc42575791"3.1.3卸载已有的邮件系统12HYPERLINK\l"_Toc42575792"3.1.4软件包介绍12HYPERLINK\l"_Toc42575793"3.1.5实现的功能13HYPERLINK\l"_Toc42575794"3.2软件包的安装13HYPERLINK\l"_Toc42575795"3.2.1设置Mysql13HYPERLINK\l"_Toc42575796"3.2.2apache的安装13HYPERLINK\l"_Toc42575797"3.2.3php的安装13HYPERLINK\l"_Toc42575798"3.2.4daemontools的安装14HYPERLINK\l"_Toc42575799"3.2.5ucspi-tcp的安装14HYPERLINK\l"_Toc42575800"3.2.6qmail的安装14HYPERLINK\l"_Toc42575801"3.2.7vpopmail的安装17HYPERLINK\l"_Toc42575802"3.2.8iGenus安装19HYPERLINK\l"_Toc42575803"3.2.9iGenus_Admin的安装20HYPERLINK\l"_Toc42575804"3.2.10SqwebMail的安装21HYPERLINK\l"_Toc42575805"3.2.11Autorespond&Ezmlm的安装22HYPERLINK\l"_Toc42575806"3.2.12qmailadmin的安装22HYPERLINK\l"_Toc42575807"3.2.13Clamav的安装23HYPERLINK\l"_Toc42575808"3.2.14测试25HYPERLINK\l"_Toc42575823"4.ucspi-tcp的原理和设置26HYPERLINK\l"_Toc42575824"5.vpopmail和qmailadmin对用户的管理29HYPERLINK\l"_Toc42575826"5.1vpopmail功能简介29HYPE