Install dhis-mx-sendmail-engine by entering the following commands in the terminal:
sudo apt update sudo apt install dhis-mx-sendmail-engine
Description:
Dynamic Host Information System - sendmail MX engine
This package contains a mail relaying service module to be used with dhisd release 5 or above and the dynamic DNS module. . While the DHIS server dhisd retrieves dynamic IP addresses from clients, this module allows the server to deliver messages that were previously queued for the newly online host.
Version: 5.0-3build1
Section: universe/net