vi /etc/yum.repos.d/CentOS-Base.repo
[base]
name=CentOS-$releasever - Base
#mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=os&infra=$infra
#baseurl=http://mirror.centos.org/centos/$releasever/os/$basearch/
baseurl=http://centos.mirror.cdnetworks.com/$releasever/os/$basearch/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
[updates]
name=CentOS-$releasever - Updates
#mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=updates&infra=$infra
#baseurl=http://mirror.centos.org/centos/$releasever/updates/$basearch/
baseurl=http://centos.mirror.cdnetworks.com/$releasever/updates/$basearch
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
vi /etc/yum/pluginconf.d/fastestmirror.conf
[main]
enabled=0
verbose=0
[base]
baseurl=http://centos.mirror.cdnetworks.com/$releasever/os/$basearch/
[updates]
baseurl=http://centos.mirror.cdnetworks.com/$releasever/updates/$basearch
[base]
baseurl=http://mirror.kakao.com/centos/$releasever/os/$basearch/
[updates]
baseurl=http://mirror.kakao.com/centos/$releasever/updates/$basearch
[base]
baseurl=http://mirror.navercorp.com/centos/$releasever/os/$basearch/
[updates]
baseurl=http://mirror.navercorp.com/centos/$releasever/updates/$basearch/