public void DataToControls()
{
foreach (object obj in _physicalInterface.Items)
{
if (obj is PhysicalInterfaceConnectors)
_physicalInterfaceConnectors = obj as PhysicalInterfaceConnectors;
if (obj is PhysicalInterfacePorts)
_physicalInterfacePorts = obj as PhysicalInterfacePorts;
}
DataToControls( _physicalInterface.Items );
}