mailx
安装yum install mailx -y
查询配置文件 rpm -qc mailx
/etc/mail.rc
配置配置文件set from=626746XXX@qq.comset smtp=smtps://smtp.qq.com:465set smtp-auth-user=626746XXX@qq.comset smtp-auth-password=xxxxxxxxset smtp-auth=loginset ssl-verify=ignoreset nss-config-dir=/etc/pki/nssdb/
测试发送mail -s "check-rsync-$(date +%F)" 526195xxx@qq.com < /backup/check.txt

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