http://nwcom.info/Soft/Video%20Lan/NetCam/DeviceManager/General_DeviceManage_V2.5.0.6.R.20140305.exe
http://nwcom.info/Soft/Video%20Lan/NetCam/DeviceManager/readme.txt
http://nwcom.info/Soft/Video%20Lan/NetCam/DeviceManager/UpgradeTool%20Operation%20Manual.doc