centos 7

install ovpn from epel repository for enterprise linux 7

we need to add epel repository if it was not done before [how to use yum]

wget https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
rpm -i epel-release-latest-7.noarch.rpm
yum install openvpn

wget https://dl.fedoraproject.org/pub/epel/7/x86_64/o/openvpn-2.3.8-1.el7.x86_64.rpm
rpm -i openvpn-2.3.8-1.el7.x86_64.rpm