{
    "VOLTDeviceInfo" : [
    {
            "device_type": "simulate_olt",
            "host": "172.17.0.1",
            "port": 50060,
            "switch_datapath_id": "of:0000000ce2314000",
            "switch_port": "5",
            "outer_tpid": "0x8100",
            "name": "volt-1",
            "volt_service_id": 1
    },
    {
            "device_type": "asf_olt",
            "host": "172.17.0.2",
            "port": 50060,
            "switch_datapath_id": "of:0000000ce2315000",
            "switch_port": "5",
            "outer_tpid": "0x8100",
            "name": "volt-2",
            "volt_service_id": 1
    },
    {
            "device_type": "ponsim_olt",
            "host": "172.17.0.3",
            "port": 50060,
            "switch_datapath_id": "of:0000000ce2316000",
            "switch_port": "5",
            "outer_tpid": "0x8100",
            "name": "volt-3",
            "volt_service_id": 1
    }
  ]
}