1. Operations
2. vcenter
3. iso
4. image

## vcenter iso image: unmount

Unmounts a previously mounted CD-ROM using an ISO image as a backing.

### Request:

#### HTTP request

POST https://{server}/rest/com/vmware/vcenter/iso/image/id:{vm}?~action=unmount

#### Path Parameters

Name | Type | Description
--- | --- | ---
Required
vm | string | The identifier of the virtual machine from which to unmount the virtual CD-ROM.

#### Request Body Structure:

- JSON
- XML

{
"cdrom": "obj-103"
}
<?xml version="1.0" ?>
<ns0:Unmount-Input xmlns:ns0="http://vmware.com/vcenter/iso/image" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<cdrom>obj-103</cdrom>
</ns0:Unmount-Input>

#### Request Body Parameters:

Name | Type | Description
--- | --- | ---
bold = required
cdrom | string | The device identifier of the CD-ROM.

### Response:

#### HTTP Status Code: 200

None

#### Errors:

HTTP Status Code | Type | Description
--- | --- | ---
404 | not_found | If the virtual machine identified by `vm` is not found or the `cdrom` does not identify a virtual CD-ROM in the virtual machine.
400 | not_allowed_in_current_state | When the operation is not allowed on the virtual machine in its current state.