The invention relates to an apparatus comprising: at least one processor and at least one memory including a computer program code, the at at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to: transmit an indication of device-to-device communications between a plurality of user devices to an access node; receive an information on a configuration for device-to-device control information signaling via the access node, and transmit the device-to-device control signalling according to the informed configuration via the access node.