Abstract
There is provided an apparatus, a method and a computer program product. In accordance with an embodiment the method comprises obtaining one or more configurations for at least one of a listen-before-talk on-mode and one or more configurations for a listen-before-talk off-mode, wherein each configuration includes at least one functionality specific to the associated listen-before-talk mode; determining which listen-before-talk mode shall be applied; examining which of the one or more configurations is associated with the indicated listen-before-talk mode; selecting the configuration associated with the indicated listen-before-talk mode; and activating or deactivating one or more of the functionalities defined by the selected configuration in the operation of the user equipment.