Virtual disks can be based on the following types of physical devices and files. Each type includes an example statement.
A physical disk device, such as a DVD, that is accessible as a device to the host.
phy:/dev/cdrom
A file that contains a disk image accessible from the file system of the host. Disk images can be encoded as raw, QEMU, or VMware.
file:/mnt/disks/sles10sp1.iso
tap:aio:/mnt/disks/sles10sp1.iso specifies a raw disk that mi
tap:qcow:/mnt/disks/sles10sp1.iso.qcow
tap:vmdk:/mnt/disks/sles10sp1.iso.vmdk
A remote storage device specified using the Internet SCSI (iSCSI) protocol.
iscsi:iqn.2001-04.com.acme@0ac47ee2-216e-452a-a341-a12624cd0225
A remote storage device specified using a Fibre Channel (NPIV) protocol.
npiv:210400e08b80c40f