@startuml
nwdiag {
  inet [shape = cloud];
  inet -- router;

  network Proxy {
    router [shape = node];
    raspi2 [address = "surveyor.mydns.jp", shape=node];
  }

  network DMZ {
    raspi2 [address = "192.168.0.200", shape=node];
    raspi3 [address = ".201", shape=node];
    macmini [address = ".202", shape=node];
    t3400 [address = ".203", shape=node];
    ark-a [shape=node];
    ark-b [shape=node];
    ark-c [shape=node];
  }
}
@enduml