{
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      "hw_addr": "00:11:00:00:11:11", 
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      "properties": [
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            "OFPPortModPropEthernet": {
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         {
            "OFPPortModPropOptical": {
               "configure": 3, 
               "fl_offset": 2000, 
               "freq_lmda": 1500, 
               "grid_span": 3000, 
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               "tx_pwr": 300, 
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         }, 
         {
            "OFPPortModPropExperimenter": {
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         {
            "OFPPortModPropExperimenter": {
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}