How To Install sendmail-doc on CentOS 8
Introduction
In this tutorial we learn how to install sendmail-doc on CentOS 8.
What is sendmail-doc
This package contains the Sendmail Installation and Operation Guide (PDF), text files containing configuration documentation, plus a number of contributed scripts and tools for use with Sendmail.
We can use yum or dnf to install sendmail-doc on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install sendmail-doc.
Install sendmail-doc 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 sendmail-doc using dnf by running the following command:
sudo dnf -y install sendmail-doc
Install sendmail-doc 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 sendmail-doc using yum by running the following command:
sudo yum -y install sendmail-doc
How To Uninstall sendmail-doc on CentOS 8
To uninstall only the sendmail-doc package we can use the following command:
sudo dnf remove sendmail-doc
sendmail-doc Package Contents on CentOS 8
/usr/share/doc/sendmail/README.cf
/usr/share/doc/sendmail/README.sendmail
/usr/share/doc/sendmail/README.smrsh
/usr/share/doc/sendmail/SECURITY
/usr/share/doc/sendmail/contrib
/usr/share/doc/sendmail/contrib/AuthRealm.p0
/usr/share/doc/sendmail/contrib/README
/usr/share/doc/sendmail/contrib/bitdomain.c
/usr/share/doc/sendmail/contrib/bounce-resender.pl
/usr/share/doc/sendmail/contrib/bsdi.mc
/usr/share/doc/sendmail/contrib/buildvirtuser
/usr/share/doc/sendmail/contrib/cidrexpand
/usr/share/doc/sendmail/contrib/dnsblaccess.m4
/usr/share/doc/sendmail/contrib/domainmap.m4
/usr/share/doc/sendmail/contrib/doublebounce.pl
/usr/share/doc/sendmail/contrib/etrn.0
/usr/share/doc/sendmail/contrib/etrn.pl
/usr/share/doc/sendmail/contrib/expn.pl
/usr/share/doc/sendmail/contrib/link_hash.sh
/usr/share/doc/sendmail/contrib/mail.local.linux
/usr/share/doc/sendmail/contrib/mailprio
/usr/share/doc/sendmail/contrib/mh.patch
/usr/share/doc/sendmail/contrib/mmuegel
/usr/share/doc/sendmail/contrib/movemail.conf
/usr/share/doc/sendmail/contrib/movemail.pl
/usr/share/doc/sendmail/contrib/passwd-to-alias.pl
/usr/share/doc/sendmail/contrib/qtool.8
/usr/share/doc/sendmail/contrib/qtool.pl
/usr/share/doc/sendmail/contrib/re-mqueue.pl
/usr/share/doc/sendmail/contrib/rmail.oldsys.patch
/usr/share/doc/sendmail/contrib/smcontrol.pl
/usr/share/doc/sendmail/contrib/socketmapClient.pl
/usr/share/doc/sendmail/contrib/socketmapServer.pl
/usr/share/doc/sendmail/op.pdf
References
Summary
In this tutorial we learn how to install sendmail-doc on CentOS 8 using yum and dnf.
