apt update nano /etc/aliases
Add the following line:
root: [email protected]
newaliases apt install postfix -y
> Satellite system > FQDN > SMTP relay host
apt install unattended-upgrades -y dpkg-reconfigure -plow unattended-upgrades <<Yes>> nano /etc/apt/apt.conf.d/50unattended-upgrades
Uncomment →
Unattended-Upgrade::Mail "root";
Optional, postifx testen:
apt install mailutils -y mail root
Cc: Subject: Test Hallo! Ctrl+D
tail -f /var/log/mail.log
Oct 11 17:39:56 debian postfix/smtp[31370]: 8594940A46: to=<[email protected]>, orig_to=<[email protected]>, relay=smtp.domain.de[1.2.3.4]:25, delay=0.14, delays=0/0/0.11/0.03, dsn=2.0.0, status=sent (250 2.0.0 Ok: queued as B19BF48C21)