How To Install esmtp on CentOS 8
Introduction
In this tutorial we learn how to install esmtp on CentOS 8.
What is esmtp
ESMTP is a user configurable relay-only Mail Transfer Agent (MTA) with a sendmail-compatible syntax. It’s based on libESMTP supporting the AUTH (including the CRAM-MD5 and NTLM SASL mechanisms) and the StartTLS SMTP extensions.
We can use yum or dnf to install esmtp on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install esmtp.
Install esmtp on CentOS 8 Using dnf
Update yum database with dnf using the following command.
sudo dnf makecache --refresh
The output should look something like this:
CentOS Linux 8 - AppStream 43 kB/s | 4.3 kB 00:00
CentOS Linux 8 - BaseOS 65 kB/s | 3.9 kB 00:00
CentOS Linux 8 - ContinuousRelease 43 kB/s | 3.0 kB 00:00
CentOS Linux 8 - Extras 23 kB/s | 1.5 kB 00:00
CentOS Linux 8 - FastTrack 40 kB/s | 3.0 kB 00:00
CentOS Linux 8 - HighAvailability 36 kB/s | 3.9 kB 00:00
CentOS Linux 8 - Plus 24 kB/s | 1.5 kB 00:00
CentOS Linux 8 - PowerTools 50 kB/s | 4.3 kB 00:00
Extra Packages for Enterprise Linux Modular 8 - x86_64 13 kB/s | 9.2 kB 00:00
Extra Packages for Enterprise Linux 8 - x86_64 24 kB/s | 8.5 kB 00:00
Metadata cache created.
After updating yum database, We can install esmtp using dnf by running the following command:
sudo dnf -y install esmtp
Install esmtp on CentOS 8 Using yum
Update yum database with yum using the following command.
sudo yum makecache --refresh
The output should look something like this:
CentOS Linux 8 - AppStream 43 kB/s | 4.3 kB 00:00
CentOS Linux 8 - BaseOS 65 kB/s | 3.9 kB 00:00
CentOS Linux 8 - ContinuousRelease 43 kB/s | 3.0 kB 00:00
CentOS Linux 8 - Extras 23 kB/s | 1.5 kB 00:00
CentOS Linux 8 - FastTrack 40 kB/s | 3.0 kB 00:00
CentOS Linux 8 - HighAvailability 36 kB/s | 3.9 kB 00:00
CentOS Linux 8 - Plus 24 kB/s | 1.5 kB 00:00
CentOS Linux 8 - PowerTools 50 kB/s | 4.3 kB 00:00
Extra Packages for Enterprise Linux Modular 8 - x86_64 13 kB/s | 9.2 kB 00:00
Extra Packages for Enterprise Linux 8 - x86_64 24 kB/s | 8.5 kB 00:00
Metadata cache created.
After updating yum database, We can install esmtp using yum by running the following command:
sudo yum -y install esmtp
How To Uninstall esmtp on CentOS 8
To uninstall only the esmtp package we can use the following command:
sudo dnf remove esmtp
esmtp Package Contents on CentOS 8
/usr/bin/esmtp
/usr/bin/esmtp-wrapper
/usr/bin/mailq
/usr/lib/.build-id
/usr/lib/.build-id/ef
/usr/lib/.build-id/ef/1dba2990815aefca931e54e005e26f37376ef7
/usr/lib/sendmail
/usr/sbin/sendmail
/usr/share/doc/esmtp
/usr/share/doc/esmtp/AUTHORS
/usr/share/doc/esmtp/COPYING
/usr/share/doc/esmtp/NEWS
/usr/share/doc/esmtp/README
/usr/share/doc/esmtp/TODO
/usr/share/doc/esmtp/mutt-esmtp
/usr/share/doc/esmtp/sample.esmtprc
/usr/share/man/man1/esmtp.1.gz
/usr/share/man/man1/mailq.1.gz
/usr/share/man/man5/esmtprc.5.gz
/usr/share/man/man8/sendmail.8.gz
References
Summary
In this tutorial we learn how to install esmtp on CentOS 8 using yum and dnf.