需要?

http://hd.yesky.com/138/34748638.shtml

基础邮件原理(MUA,MTA,MDA)

http://19055.blog.51cto.com/9055/1222351

http://hi.baidu.com/xiamenyu/item/bdb00ad3c86ecacf1b72b40a

总体概述:

http://baike.baidu.com/view/54241.htm?fr=ala0_1

开源项目:

http://www.oschina.net/project/tag/107/mailserver

sendmail:

http://zhaoyuqiang.blog.51cto.com/6328846/1224468


开启Sendmail的发送邮件功能

http://www.360doc.com/content/10/1105/16/11586_66872188.shtml

用Sendmail在Linux环境下架设邮件服务器

http://www.360doc.com/content/10/1109/11/4171006_67867073.shtml

http://www.enet.com.cn/article/2007/0813/A20070813776456.shtml

http://www.360doc.com/relevant/330261151_more.shtml

http://blog.csdn.net/shicq0225/article/details/17216571(详细)

http://blog.csdn.net/kobe_lzq/article/details/7356059


linux centos 6.4下Postfix邮件服务安装和基本配置

http://tonyping.blog.51cto.com/7725720/1275208



搭建sendmail系统-----入门比较好的一篇文章

http://www.360doc.com/content/11/1215/14/1317564_172438846.shtml




LINUX下通过外部SMTP发邮件 (直接抛弃sendmail和postfix)

http://www.cnblogs.com/xiaoshi1991/archive/2012/09/19/2694465.html

http://www.4wei.cn/archives/1001468



http://hi.baidu.com/edeed/item/ae5e3bb5e5b90b75254b09b8


LINUX下的mail\mailx为什么无法使用外部SMTP发邮件

http://blog.csdn.net/vip552/article/details/8999432