挂载光盘

查找光盘

ls -l /dev | grep cdrom

cdrom就是光盘 

 新建目录

mkdir /mnt/cdrom

挂载到/mnt/cdrom

mount /dev/sr0 /mnt/cdrom

rpm包在/mnt/cdrom/Packages下

 卸载光盘

umount /mnt/cdrom/