Zabbix NAT problem

I recently replaced my home router with a MikroTik router. I further split servers into two groups. – Production – Dev My Zabbix server sits in production network and some Zabbix clients sits in dev network. For some reason there is some kind of NAT issue preventing Zabbix …..

Postfix SMTP relay

For home servers I funnel all emails through a single Postfix SMTP relay via a Gmail account. (On Debian 9 you need to install libsasl2-modules first.)   Create /etc/postfix/sasl_passwd file with following content (replace the obvious variables): []:587 [email protected]:$PASS   Then generate Postfix map file. This will create /etc/postfix/sasl_passwd.db file. …..