سلام دوستان
من موقع yum -y update پیغام زیر رو میگیرم :
[root@aban yum.repos.d]# yum -y update
Loaded plugins: fastestmirror, rhnplugin, universal-hooks
This system is already registered. Use --force to override
There was an error communicating with CLN.
CLN support will be disabled.
Error communicating with server. The message was:
Unable to connect to the host and port specified
Setting up Update Process
Loading mirror speeds from cached hostfile
Could not retrieve mirrorlist http://httpupdate.cpanel.net/ea4-c6r..._64-mirrorlist error was
14: PYCURL ERROR 7 - "Failed to connect to 224.0.0.2: Connection refused"
Error: Cannot find a valid baseurl for repo: EA4

لطفا! راهنمایی کنید مشکل رو چجوری برطرف کنم .
سرورم centos 6.9 هست و سی پنل روش دارم . ممنون