mount: can't find /dev/sr0 in /etc/fstab or /etc/mtab

（一）故障环境：

1.Windows 10 教育版

1.1.VMware workstation 15 pro

1.1.1.虚拟光驱加载CentOS-6.8-x86_64-bin-DVD1.iso，安装CentOS6.8最小安装模式。

（二）故障再现

2.[root@localhost ~]# mkdir /mnt/sr0

   [root@localhost ~]# mount /dev/sr0 /mnt/cdrom/

   mount: can't find /dev/sr0 in /etc/fstab or /etc/mtab

(三）故障解除

3.mount -t iso9660 /dev/cdrom /mnt/cdrom