一、发送邮件

  1. [ylin@ylinux ~]$ mailx -s "i am a boy " root        #ylin用户向root用户发送邮件，双引号中间为邮件主题，命令回车接入交互模式，可以编辑邮件内容
  2. how are you
  3. thanks your
  4. .                                                    #输入点结束邮件        
  5. EOT
  6. [ylin@ylinux ~]$ logout
[root@ylinux opt]#
[root@ylinux opt]# mailx -s 'love ylin' ylin < /opt/loves.txt    #非交互式编辑邮件，
[root@ylinux opt]#

二、收邮件

[root@ylinux opt]# mail                                #直接执行mail命令进入邮箱
Heirloom Mail version 12.5 7/5/10.  Type ? for help.
"/var/spool/mail/root": 2 messages 2 new
>N  1 chaoge@ylin.lin       Sun Dec  6 23:21  16/570   "*** SECURITY information for ylin.lin ***"
 N  2 ylin                  Mon Dec 21 02:58  19/611   "i am a boy"
& 2                                                    #选择邮件的编号读取邮件，q退出        
Message  2:
From ylin@ylinux.localdomain  Mon Dec 21 02:58:18 2020
Return-Path: <ylin@ylinux.localdomain>
X-Original-To: root
Delivered-To: root@ylinux.localdomain
Date: Mon, 21 Dec 2020 02:58:18 +0800
To: root@ylinux.localdomain
Subject: i am a boy
User-Agent: Heirloom mailx 12.5 7/5/10
Content-Type: text/plain; charset=us-ascii
From: ylin@ylinux.localdomain (ylin)
Status: R

how are you
thanks your

& q
Held 2 messages in /var/spool/mail/root
You have mail in /var/spool/mail/root
[root@ylinux opt]#