public IpSnifferWinPcap(string filter)
{
_filter = filter;
BufferSize = 8192*1024;
_devices = WinPcapDeviceList.New();
//BasicTeraData.LogError(string.Join("\r\n",_devices.Select(x=>x.Description)),true,true);
//check for winpcap installed if not - exception to fallback to rawsockets
_devices = null;
}