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通过实例了解Linux mail命令的作用

更新时间:2026-08-21 07:13:10 | 编辑:或许 | 信息来源:互联网

  Linux下mail命令对于系统管理员来说比较经常使用,是个很实用的命令,可定期寄一些备忘录提醒系统用户,下面小编就给大家详细介绍下Linux中的mail命令吧。

  首先通过help参数来查看mail的所有参数如下:

  代码如下:

  Usage: mail [-BDFintv~] [-s subject] [-a attachment ] [-c cc-addr] [-b bcc-addr]

  [-r from-addr] [-h hops] [-A account] [-R reply-addr] to-addr …

  mail [-BDeHiInNRv~] [-T name] [-A account] -f [name]

  mail [-BDeinNRv~] [-A account] [-u user]

  1、发送标题加文本内容

  运行命令:

  代码如下:

  mail -s “this is a title” bbmonkey62@163.com

  回车,继续输入文本,也就是邮件内容

  代码如下:

  this is content

  然后按Ctrl+D退出。

  代码如下:

  EOT

  上面是最简单的例子,假如我们想要发送给多个邮箱呢?在上面的邮箱后面加另外的邮箱地址,邮箱间以空格隔开即可,如下:

  代码如下:

  mail -s “this is a title” bbmonkey62@163.com admin@163.com

  在上面的例子中,发件人是Linux当前的登录用户名,比如我当前登录的用户名为admin,那么发送的邮箱地址是admin@163.com,如果邮箱后缀域名是163.com的话。但有时我们想写上发件人的名称,还有不想采用默认的邮箱地址,这时我们可以这么做:

  代码如下:

  mail -s “this is a title” -r “myname@zihou.me” bbmonkey62@163.com

  这时发件人邮箱就变为了 myname@zihou.me,一些垃圾邮件就是采用的这种方法,隐藏自己真实的邮件地址。

  如果我们想要收件人回复邮件时,回复的邮箱地址与我们的发信邮箱不同,那么我们可以自定义回复邮箱地址,如下:

  代码如下:

  mail -s “this is a title” -r “myname@zihou.me” -R “myreply@zihou.me” bbmonkey62@163.com

  那么收信人回复时,会默认发送到myreply@zihou.me,而不是默认的myname@zihou.me。

  2、发送附件

  有时我们需要发送附件,那么也是非常容易的,如下:

  代码如下:

  mail -s “this is a title” -r “myname@zihou.me” -a “/home/hadoop/report/3.txt” bbmonkey62@163.com


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