linux 下發送郵件

1安裝 postfix
2啓動 postfix 
service postfix start
3使用mail命令發送郵件
mail -s 郵件標題 郵件地址
輸入郵件內容 Ctrl+D結束


給本身郵箱發郵件
mail -s 這是一個測試  XXXXX@qq.com

給同主機的其餘賬號發郵件
mail -s 郵件標題 用戶名@localhost

發送
[user@centos ~]$ mail -s 「郵件標題」  root@localhost
hello root
EOT
[user@centos ~]$

接受
[root@centos ~]# mail
Heirloom Mail version 12.4 7/29/08.  Type ? for help.
"/var/spool/mail/root": 7 messages 1 new
    1 user@localhost.local  Sat Nov 26 16:50  17/701   "*** SECURITY informat"
    2 user@centos.localdom  Sun Dec 11 21:09  17/709   "*** SECURITY informat"
    3 test@centos.localdom  Thu Dec 22 13:56  17/652   "*** SECURITY informat"
    4 test@centos.localdom  Tue Jan  3 20:16  17/705   "*** SECURITY informat"
    5 root                  Fri Mar 23 02:59  19/615   "jaksndkjwfd"
    6 user                  Fri Mar 23 03:22  20/652   "TTTTTTTTTTTTTTTTTTTTT"
>N  7 user                  Fri Mar 23 03:39  18/650   "「郵件標題」"
& 7
Message  7:
From user@zhaoming200808.xicp.net  Fri Mar 23 03:39:34 2012
Return-Path: <user@zhaoming200808.xicp.net>
X-Original-To: root@localhost Delivered-To: root@localhost.localdomain Date: Fri, 23 Mar 2012 03:39:34 +0800 To: root@localhost.localdomain Subject: 「郵件標題」 User-Agent: Heirloom mailx 12.4 7/29/08 Content-Type: text/plain; charset=us-ascii From: user@zhaoming200808.xicp.net (user) Status: R hello root 若是能看到郵件 成功