Linux Babe published a guide about setting up Postfix SMTP Relay on CentOS with Mailjet

How to Set Up Postfix SMTP Relay on CentOS with Mailjet

This tutorial is going to show you how to set up Postfix SMTP relay with Mailjet on CentOS/RHEL. Postfix is a popular open-source SMTP server. Previously I wrote an article how to easily set up a full-blown email server on CentOS/RHEL with Modoboa, which helped a lot of readers run their own email server.

How to Set Up Postfix SMTP Relay on CentOS with Mailjet - LinuxBabe