How to install rar unrar on Oracle Enterprise Linux, RedHat

Yum repository for Oracle Enterprise Linux(OEL) does not contain rar/unrar utility, so if you want these utilities here is waht you have to do.

1) Login as root.
2) Create a yum repository file called dag.repo in folder /etc/yum.repos.d/
3) Add the following content to this(dag.repo) file.

[dag]
name=Dag RPM Repository for Fedora Core
baseurl=http://apt.sw.be/fedora/3/en/i386/dag/
gpgcheck=0
enabled=1

4) Search for the rar/unrar in the newly added repository
yum list all | grep rar

Your output should be something like the following:

bash-3.2# yum list all | grep rar
rar.i586 3.5.1-1.1.fc3.rf dag
unrar.i386 3.6.8-1.fc3.rf dag
perl-Data-Hierarchy.noarch 0.34-4.el5 epel
rar.i386 3.6.0-0.2.beta2.fc3.rf dag
rarpd.x86_64 ss981107-22.2.2 el5_latest_local


5) Start the rar install using the correct name from the list above.

yum install rar.i586
yum install unrar.i386

6) Verify that rar is working by typing the following command
rar

Congrats!