Daum repository 추가
# vi /etc/yum.repos.d/daum.repo
[base]
name=CentOS-$releasever - Base
baseurl=http://ftp.daum.net/centos/7/os/$basearch/
gpgcheck=1
gpgkey=http://ftp.daum.net/centos/RPM-GPG-KEY-CentOS-7
[updates]
name=CentOS-$releasever - Updates
baseurl=http://ftp.daum.net/centos/7/updates/$basearch/
gpgcheck=1
gpgkey=http://ftp.daum.net/centos/RPM-GPG-KEY-CentOS-7
[extras]
name=CentOS-$releasever - Extras
baseurl=http://ftp.daum.net/centos/7/extras/$basearch/
gpgcheck=1
gpgkey=http://ftp.daum.net/centos/RPM-GPG-KEY-CentOS-7
[centosplus]
name=CentOS-$releasever - Plus
baseurl=http://ftp.daum.net/centos/7/centosplus/$basearch/
gpgcheck=1
gpgkey=http://ftp.daum.net/centos/RPM-GPG-KEY-CentOS-7
# yum clean all
# yum repolist all
# yum update -y
# yum upgrade -y