Hi vandewilly
thanks for your help but the answer that appears is
{ "datapaths": [ {
"dpid": ":95:a4",
"negotiated_version": "1.3.0",
"ready": "2014-02-11T19:13:15.527Z",
"last_message": "2014-02-11T22:37:44.693Z",
"num_buffers": 0,
"num_tables": 3,
"device_ip": "192.168.0.2",
"device_port": 64078,
"capabilities": [
"flow_stats",
"table_stats",
"port_stats",
"group_stats",
"port_blocked" ] }