Postfix für Smarthost mit SMTPS konfigurieren

apt-get update && apt-get update

aptitude update && aptitude safe-upgrade

apt-get install libsasl2
apt-get install postfix

joe /etc/postfix/relay_passwd

smtp.example.com username:password

postmap hash:/etc/postfix/relay_passwd

postconf -e 'smtp_sasl_auth_enable = yes'  
postconf -e 'smtp_sasl_password_maps = hash:/etc/postfix/relay_passwd'  
postconf -e 'smtp_sasl_security_options = noanonymous'  
postconf -e 'smtp_use_tls = yes'  

/etc/init.d/postfix restart

tail -f /var/log/mail.log
mail -s "Test" test.nutzer@example.com