Debian install exim4 | How to?

From this guide, we learn how to install exim4 on Debian. Bobcares, as part of our Server management support services, offers solutions to every query that comes our way.

How To Install exim4 on Debian

Exim (v4) is a mail transport agent and meta package to ease Exim MTA (v4) installation and depending on the parts of exim4 installation. The extensive upstream documentation shipped in “/usr/share/doc/exim4-base/spec.txt.gz”.

To set up and repeat the debconf-driven configuration process, invoke dpkg-reconfigure exim4-config. There are 3 ways to install

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Debian. We can use

apt-getCopy Code

,

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and

aptitudeCopy Code

. In the below sections, we will describe each method.

Install exim4 Using apt-get

Initially update apt database with

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:

sudo apt-get update
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After updating the apt database, We can install

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using

"apt-get"Copy Code

by running the command:

sudo apt-get -y install exim4
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Install exim4 Using apt

Update the apt database with

"apt"Copy Code

command:

sudo apt update
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Once the apt database is updated, We can further install

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using

"apt"Copy Code

:

sudo apt -y install exim4
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Install exim4 Using aptitude

Firstly, Install aptitude. Because by default, aptitude will not install on Debian. Next update the apt database with

"aptitude"Copy Code

using the command:

sudo aptitude update
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Further, install

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using

aptitudeCopy Code

by running the below command:

sudo aptitude -y install exim4
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How To Uninstall exim4 on Debian 11

Follow the below command to uninstall only the

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package.

sudo apt-get remove exim4
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Uninstall exim4 And Its Dependencies

To uninstall

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and its dependencies that are no longer required by Debian 11, use the below code for uninstalling them:

sudo apt-get -y autoremove exim4Copy Code

Remove exim4 Configurations and Data

Next, use the below code to remove

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configuration and data from Debian 11:

sudo apt-get -y purge exim4
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Remove exim4 data and all of its dependencies

Further use the command to remove

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data configurations and all the dependencies:

sudo apt-get -y autoremove --purge exim4
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Conclusion

To sum up, exim4 is meta-package to ease Exim MTA (v4) application. We learned how to install

exim4Copy Code

on Debian 11 using different package management tools like apt, apt-get, and aptitude.