ファイル名:/etc/yum.repos.d/rhel-dvd.repo
[rhel-dvd] name=Red Hat Enterprise Linux 6.4 - x86_64 - DVD baseurl=file:///media/cdrom/ enabled=0 gpgcheck=1 gpgkey=file:///media/cdrom/RPM-GPG-KEY-redhat-release
# yum --disablerepo=\* --enablerepo=rhel-dvd list