Step 1:
yum -y install perl-Net-SSLeay
Step 2:
cd /usr/src
Step 3:
wget http://prdownloads.sourceforge.net/webadmin/webmin-1.510-1.noarch.rpm
Step 4:
rpm -i webmin-1.510-1.noarch.rpm
Now you can connect by browser to webmin with your root.
yum -y install perl-Net-SSLeay
cd /usr/src
wget http://prdownloads.sourceforge.net/webadmin/webmin-1.510-1.noarch.rpm
rpm -i webmin-1.510-1.noarch.rpm