第1章 邮件发送不成功解决方法：

1.1故障现象：

[[email protected] scripts]# mail -s "Backup results_$(date+%F)" [email protected] </tmp/mail_$(date +%F).txt

[[email protected] scripts]# smtp-server: 535 Error: authenticationfailed

"/root/dead.letter" 13/495

. . . message not sent.

1.2网友的好心分享：

原因是 163邮箱密码不同步 修改一下即可

1.3步骤三：尝试修改密码：

[[email protected] tmp]# mail -s "Backup results_$(date +%F)"[email protected] </tmp/mail_$(date +%F).txt

[[email protected] tmp]# mail -s "Backup results_$(date +%F)"[email protected] </tmp/mail_$(date +%F).txt

[[email protected] tmp]# mail -s "Backup results_$(date +%F)"[email protected] </tmp/mail_$(date +%F).txt

[[email protected] tmp]#

1.4收件成功：