{
  "kitchen": { "type": "network", "host": "192.168.0.120", "port": 9100 },
  "mangal":  { "type": "network", "host": "192.168.0.110", "port": 9100 },
  "bar":     { "type": "network", "host": "192.168.0.150", "port": 9100 },
  "admin":   { "type": "usb", "name": "xPrinter" }
}