private void Window_Loaded(object sender, RoutedEventArgs e) { // load network devices ComboInterfaces.ItemsSource = NetworkInterfaceList.Instance.GetList(); ComboInterfaces.SelectedItem = NetworkInterfaceList.Instance.GetBestInterface(); DebugInformation.WriteLine("Finished reading network interfaces."); // prepare PacketDispatcher, add default filters PacketDispatcher.Create(); AddDefaultFilters(); // connect filter list to GUI GridFilters.ItemsSource = PacketDispatcher.Instance.GetPacketFilters(); }