curl -i -X POST 'http://localhost:8000/v1/projects/a1e920ca-338a-4e9f-b363-aa607b09dd80/virtualbox/vms/6b5139c6-3bcd-4edc-a37f-fd73d28cd9bd/suspend' -d '{}' POST /v1/projects/a1e920ca-338a-4e9f-b363-aa607b09dd80/virtualbox/vms/6b5139c6-3bcd-4edc-a37f-fd73d28cd9bd/suspend HTTP/1.1 {} HTTP/1.1 204 CONNECTION: keep-alive CONTENT-LENGTH: 0 DATE: Thu, 08 Jan 2015 16:09:15 GMT SERVER: Python/3.4 GNS3/1.4.0.dev1 X-ROUTE: /v1/projects/{project_id}/virtualbox/vms/{vm_id}/suspend