curl#6 – "Could not resolve host: mirrorlist.centos.org; Unknown error"

On linux yum is very useful to install package on operating system. You may hit this error while try to use yum. So here is the solutions steps but first let us see exact error message: [root@veridata yum.repos.d]# yum install httpdLoaded plugins: fastestmirror, langpacksLoading mirror speeds from cached hostfileCould not retrieve mirrorlist http://mirrorlist.centos.org/?release=7&arch=x86_64&repo=os&infra=stock error was14: Continue reading