Install puppet open source version with latest version

gistfile1.txt

1. `$ sudo rpm -ivh https://yum.puppetlabs.com/el/6/products/x86_64/puppetlabs-release-6-7.noarch.rpm`
 
2. Edit priority of puppetlabs repository

```
[puppetlabs-products]
name=Puppet Labs Products El 6 - $basearch
baseurl=http://yum.puppetlabs.com/el/6/products/$basearch
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-puppetlabs
enabled=1
gpgcheck=1
priority=1 # Add this part
```

3. `$ sudo yum install puppet-server`