{
  "seed": 21,
  "nodes": [
    {
      "id": "00000000-0000-0000-0000-000000000101",
      "kind": "pc",
      "ports": [
        {
          "id": "00000000-0000-0000-0000-000000000111",
          "label": "eth0"
        }
      ]
    },
    {
      "id": "00000000-0000-0000-0000-000000000102",
      "kind": "pc",
      "ports": [
        {
          "id": "00000000-0000-0000-0000-000000000112",
          "label": "eth0"
        }
      ]
    },
    {
      "id": "00000000-0000-0000-0000-000000000103",
      "kind": "pc",
      "ports": [
        {
          "id": "00000000-0000-0000-0000-000000000113",
          "label": "eth0"
        }
      ]
    },
    {
      "id": "00000000-0000-0000-0000-000000000104",
      "kind": "networkSwitch",
      "ports": [
        {
          "id": "00000000-0000-0000-0000-000000000121",
          "label": "sw1"
        },
        {
          "id": "00000000-0000-0000-0000-000000000122",
          "label": "sw2"
        },
        {
          "id": "00000000-0000-0000-0000-000000000123",
          "label": "sw3"
        },
        {
          "id": "00000000-0000-0000-0000-000000000124",
          "label": "sw4"
        }
      ]
    }
  ],
  "links": [
    {
      "id": "00000000-0000-0000-0000-00000000F001",
      "sourceNode": "00000000-0000-0000-0000-000000000101",
      "sourcePort": "00000000-0000-0000-0000-000000000111",
      "targetNode": "00000000-0000-0000-0000-000000000104",
      "targetPort": "00000000-0000-0000-0000-000000000121"
    },
    {
      "id": "00000000-0000-0000-0000-00000000F002",
      "sourceNode": "00000000-0000-0000-0000-000000000102",
      "sourcePort": "00000000-0000-0000-0000-000000000112",
      "targetNode": "00000000-0000-0000-0000-000000000104",
      "targetPort": "00000000-0000-0000-0000-000000000122"
    },
    {
      "id": "00000000-0000-0000-0000-00000000F003",
      "sourceNode": "00000000-0000-0000-0000-000000000103",
      "sourcePort": "00000000-0000-0000-0000-000000000113",
      "targetNode": "00000000-0000-0000-0000-000000000104",
      "targetPort": "00000000-0000-0000-0000-000000000123"
    }
  ],
  "devices": {
    "00000000-0000-0000-0000-000000000101": {
      "ip": "192.168.0.10",
      "mask": "255.255.255.0"
    },
    "00000000-0000-0000-0000-000000000102": {
      "ip": "192.168.0.20",
      "mask": "255.255.255.0"
    },
    "00000000-0000-0000-0000-000000000103": {
      "ip": "192.168.0.30",
      "mask": "255.255.255.0"
    }
  },
  "switches": {
    "00000000-0000-0000-0000-000000000104": {
      "ssid": "lab",
      "retention": 5000
    }
  },
  "steps": [
    {
      "op": "bindUdp",
      "node": "00000000-0000-0000-0000-000000000101",
      "port": 5000
    },
    {
      "op": "bindUdp",
      "node": "00000000-0000-0000-0000-000000000102"
    },
    {
      "op": "bindUdp",
      "node": "00000000-0000-0000-0000-000000000101",
      "port": 5000
    },
    {
      "op": "bindUdp",
      "node": "00000000-0000-0000-0000-000000000101",
      "localIp": "10.9.9.9"
    },
    {
      "op": "bindUdp",
      "node": "00000000-0000-0000-0000-000000000103",
      "port": 7000,
      "localIp": "192.168.0.30"
    },
    {
      "op": "sendUdp",
      "socket": "00000000-0000-0000-0000-000000000002",
      "target": "192.168.0.10",
      "port": 5000,
      "payload": "hallo"
    },
    {
      "op": "receiveUdp",
      "socket": "00000000-0000-0000-0000-000000000001"
    },
    {
      "op": "receiveUdp",
      "socket": "00000000-0000-0000-0000-000000000001",
      "timeout": 200
    },
    {
      "op": "sendUdp",
      "socket": "00000000-0000-0000-0000-000000000001",
      "payload": "antwort"
    },
    {
      "op": "receiveUdp",
      "socket": "00000000-0000-0000-0000-000000000002",
      "timeout": 200
    },
    {
      "op": "receiveUdp",
      "socket": "00000000-0000-0000-0000-000000000002"
    },
    {
      "op": "receiveUdp",
      "socket": "00000000-0000-0000-0000-000000000002",
      "timeout": 500
    },
    {
      "op": "sendUdp",
      "socket": "00000000-0000-0000-0000-000000000002",
      "target": "192.168.0.30",
      "port": 6000,
      "payload": "niemand"
    },
    {
      "op": "advance",
      "to": 2000
    },
    {
      "op": "sendUdp",
      "socket": "00000000-0000-0000-0000-000000000003",
      "target": "255.255.255.255",
      "port": 5000,
      "payload": "an alle"
    },
    {
      "op": "advance",
      "to": 3000
    },
    {
      "op": "receiveUdp",
      "socket": "00000000-0000-0000-0000-000000000001"
    },
    {
      "op": "sendUdp",
      "socket": "00000000-0000-0000-0000-000000000003",
      "payload": "ohne Ziel"
    },
    {
      "op": "closeSocket",
      "socket": "00000000-0000-0000-0000-000000000001"
    },
    {
      "op": "sendUdp",
      "socket": "00000000-0000-0000-0000-000000000001",
      "target": "192.168.0.20",
      "port": 5000,
      "payload": "geschlossen"
    },
    {
      "op": "bindUdp",
      "node": "00000000-0000-0000-0000-000000000101",
      "port": 5000
    }
  ]
}