The invention relates to a machine and/or an installation (6) and to a service unit, with the machine and/or the installation (6) having a control device (1) and a mobile radio unit (4), with the control device (1) being connected to a mobile radio unit (4) for transmission of data, with the mobile radio unit (4) being designed in such a manner that it can be dialled from a service unit (9) using a telephone number allocated to it, and the data can be transmitted via a mobile radio system (8) to the service unit (9). The invention allows worldwide transmission of data of a machine and/or installation (6).