1. Types
2. vcenter
3. vm
4. hardware
5. parallel

## vcenter vm hardware parallel: backing spec

The `backing_spec` structure provides a specification of the physical resource backing a virtual parallel port.

### Representations:

- JSON
- XML

{
"file": "string",
"host_device": "string",
"type": "FILE"
}
<?xml version="1.0" ?>
<ns0:BackingSpec xmlns:ns0="http://vmware.com/vcenter/vm/hardware/parallel" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<file>string</file>
<type>FILE</type>
<host_device>string</host_device>
</ns0:BackingSpec>

#### Attributes:

Name | Type | Description
--- | --- | ---
Required
type | string | Backing type for the virtual parallel port. Defines the valid backing types for a virtual parallel port. Value is one of: FILE: Virtual parallel port is backed by a file. HOST_DEVICE: Virtual parallel port is backed by a device on the host where the virtual machine is running.
Optional
file | string | Path of the file that should be used as the virtual parallel port backing. Optional. It is only relevant when type has value FILE. This field is optional and it is only relevant when the value of `type` is FILE.
host_device | string | Name of the device that should be used as the virtual parallel port backing. Optional. It is only relevant when type has value HOST_DEVICE. If unset, the virtual parallel port will be configured to automatically detect a suitable host device.