sh 使用postfix发送邮件（DigitalOceal）

Posted 2021-05-06

grep postfix /var/log/syslog

echo world | mail -s hello {to:}

apt-get install mailutils # To use `mail` command
apt-get install -y postfix # => Select `No configuration`
cp /usr/share/postfix/main.cf.debian /etc/postfix/main.cf
service postfix restart