Centos6.x:
检查sendmail是否启动:
- chkconfig --list | grep sendmail
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若显示为空请通过以下命令设置sendmail自动启动:
service sendmail start
chkconfig --level 2345 sendmail on
Centos7.x:
检查sendmail是否启动:
- systemctl list-units --type=service|grep sendmail
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若显示为空请通过以下命令设置sendmail自动启动:
systemctl start sendmail.service
systemctl enable sendmail.service
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