linux yum设置

1、CentOS 设置cdrom为yum源

      mv CentOS-Base.repo  CentOS-Base.repo.old，

      mv CentOS-Media.repo  CentOS-Media.repo.old 

     vim -Media.repo

     [c5-media]
name=CentOS-$releasever - Media
baseurl=file:///cdrom/
#        file:///media/cdrom/
#        file:///media/cdrecorder/
gpgcheck=1
enabled=0
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5
 

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