挂载光盘到指定目录下 [root@localhost Packages]# mount /dev/sr0 /media/ 更改Yum配置文件 vim /etc/yum.repos.d/CentOS-Media.repo [c6-media] name=CentOS-$releasever - Media baseurl=file:///media/ #file:///media/CentOS/ #        file:///media/cdrom/ #        file:///media/cdrecorder/ gpgcheck=0 enabled=1 gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-6 测试Yum源是否可用 [root@localhost yum.repos.d]# yum search rpm-build Loaded plugins: fastestmirror, refresh-packagekit, security Loading mirror speeds from cached hostfile  * base: mirrors.opencas.cn  * extras: mirrors.opencas.cn  * updates: mirrors.opencas.cn ================================================================== N/S Matched: rpm-build =================================================================== rpm-build.x86_64 : Scripts and executable programs used to build packages   Name and summary matches only, use "search all" for everything.

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