[Tutorial] How to Install Remote Desktop ( RDP ) on Centos vps

[NordicNode]

i got this error on step 3
can any one help?

# yum groupinstall 'GNOME Desktop Environment' 'X Window System'
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
Could not retrieve mirrorlist http://mirrorlist.centos.org/?releas...h=i386&repo=os error was
14: PYCURL ERROR 6 - "Couldn't resolve host 'mirrorlist.centos.org'"
Error: Cannot find a valid baseurl for repo: base

SSH into your server and edit your '/etc/resolv.conf' file. The first entry will most likely be "nameserver 127.0.0.1". Place that at the bottom of the list, save and exit then try 'yum -y update'. YUM only checks the very first entry when it looks for the server to resolve IP Addresses.