1 # cd mnt | mkdir iso | mkdir cdrom //创建ISO存放和挂载目录
2 上传iso到 mnt/iso/ 目录下
3 # mount -o loop /mnt/iso/CentOS-6.5-x86_64-bin-DVD1.iso /mnt/cdrom 挂载镜像
4 进入/etc/yum.repos.d/, mkdir bak , mv Centos* bak/
5 vim myself.repo
写入以下内容
[base]
name=RedHat
baseurl=file:///mnt/cdrom
enabled=1
gpgcheck=0
gpgkey=file:///mnt/cdrom/RPM-GPG-KEY-CentOS-6
6 yum clean all