curl -i -X POST 'http://localhost:3080/v2/shutdown' -d '{}' POST /v2/shutdown HTTP/1.1 {} HTTP/1.1 201 Connection: close Content-Length: 0 Content-Type: application/octet-stream Date: Thu, 29 Jun 2017 15:08:07 GMT Server: Python/3.6 GNS3/2.1.0dev1 X-Route: /v2/shutdown