mail -s "Title" root
回车后输入邮件内容,内容输完后,按两次ctrl+D键,就发送了.
或者,事先写好邮件保存在mail.txt中.
cat mail.txt | mail -s "Title" root
mail -s "Title" root < mail.txt
再或者:
cat mail.txt | /usr/sbin/sendmail -i root
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