{
        "opticalSwitches": [
        {
            "allowed": true,
            "latitude": 37.6,
            "longitude": 122.3,
            "name": "ROADM1",
            "nodeDpid": "00:00:ff:ff:ff:ff:ff:01",
            "params": {
                "numRegen": 0
            },
            "type": "Roadm"
        },

	{
            "allowed": true,
            "latitude": 37.3,
            "longitude": 121.9,
            "name": "ROADM2",
            "nodeDpid": "00:00:ff:ff:ff:ff:ff:02",
            "params": {
                "numRegen": 0
            },
            "type": "Roadm"
         },

 	{
            "allowed": true,
            "latitude": 33.9,
            "longitude": 118.4,
            "name": "ROADM3",
            "nodeDpid": "00:00:ff:ff:ff:ff:ff:03",
            "params": {
                "numRegen": 2
            },
            "type": "Roadm"
         }
    ],

        "opticalLinks": [
        {
            "allowed": true,
            "nodeDpid1": "00:00:ff:ff:ff:ff:ff:01",
            "nodeDpid2": "00:00:ff:ff:ff:ff:ff:03",
            "params": {
                "distKms": 1000,
                "nodeName1": "ROADM1",
                "nodeName2": "ROADM3",
                "numWaves": 80,
                "port1": 10,
                "port2": 30
            },
            "type": "wdmLink"
         },
       
       {
	"allowed": true,
            "nodeDpid1": "00:00:ff:ff:ff:ff:ff:03",
            "nodeDpid2": "00:00:ff:ff:ff:ff:ff:02",
            "params": {
                "distKms": 2000,
                "nodeName1": "ROADM3",
                "nodeName2": "ROADM2",
                "numWaves": 80,
                "port1": 31,
                "port2": 20
            },
            "type": "wdmLink"
       },

   
      {
            "allowed": true,
            "nodeDpid1": "00:00:ff:ff:ff:ff:00:01",
            "nodeDpid2": "00:00:ff:ff:ff:ff:ff:01",
            "params": {
                "nodeName1": "ROUTER1",
                "nodeName2": "ROADM1",
                "bandWidth": 100000,
                "port1": 10,
                "port2": 11
            },
            "type": "pktOptLink"
        },

       {
            "allowed": true,
            "nodeDpid1": "00:00:ff:ff:ff:ff:00:02",
            "nodeDpid2": "00:00:ff:ff:ff:ff:ff:02",
            "params": {
                "nodeName1": "ROUTER2",
                "nodeName2": "ROADM2",
                "bandWidth": 100000,
                "port1": 10,
                "port2": 21
            },
            "type": "pktOptLink"
        } 

    ]
}