# Physical Optical Drive

### Connecting a Physical Optical Drive

**--device-add cdrom** **--device** <*name*> \[**--iface** <**ide** | **scsi** | **sata**>] \[**--passthr** <**yes** | **no**>]

\[**--position** <*n*>] \[**--subtype** <**buslogic** | **lsi-spi** | **lsi-sas**>]

#### Parameters

**--device**: the name of the host computer's optical drive that will be connected to the virtual machine. To obtain the names of all optical drives installed on the host, use the **prlsrvctl info** command.

**--iface**: virtual optical drive interface type.

**--passthr**: enables the passthrough mode for the specified device.

**--position**: the SCSI / IDE / SATA device identifier to be used for the drive. Allowed ranges:

* 0-3 for IDE disk drives
* 0-6 for SCSI disk drives
* 0-5 for SATA disk drives

**--subtype**: virtual optical drive subtype.


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