* This methods creates an OCH interface on the given termination point on
* Roadm.
*
+ * @param nodeId node ID
+ * @param logicalConnPoint logical connection point
* @param waveNumber wavelength number of the OCH interface.
+ * @throws OpenRoadmInterfaceException OpenRoadm interface exception
+ *
* @return Name of the interface if successful, otherwise return null.
*/