Exim4

Exim4 is the system-level message transfer agent (MTA) that takes care of transferring messages from one computer to another. It is crucial for a system to communicate with its users via MTA emailing. This section guides you on how to setup, configure, and use Exim4.

Installation

In most system, Exim4 is installed automatically as part of the standard software. Just in case, one can:

$ sudo apt install exim4

This ensures the software is installed into the system.

Setup Configurations

This section covers all possible configurations available.

That's all for Exim4.