{
    "ports": [
        {
            "portType": ${prop.wan.portType},
            "portNumber": ${prop.wan.portNumber},
            "deviceId": ${prop.wan.deviceId},
            "portSwitch": null,
            "linkInfo": {
                 "linkType": "Ethernet",
                 "cellular": null,
                 "atm": null,
                 "ethernet": {
                      "negotiateMode": "auto",
                      "media": null,
                      "duplex": null,
                      "speed" : "10"
                 }
            }
        }
    ]
}