Abstract: A method for data transmission between subscribers in a transportation vehicle communication network of a transportation vehicle, wherein at least one subscriber of the transportation vehicle communication network is a transportation vehicle subscriber arranged in the transportation vehicle, wherein a subscriber of the transportation vehicle communication network forms or provides a notification manager of the transportation vehicle communication network, wherein a notifying subscriber of the transportation vehicle communication network transmits notification data to the notification manager, wherein the notification manager transmits at least one part of the notification data to at least one subscriber to be notified in the transportation vehicle communication network.

Abstract: A method for displaying a display element on at least one vehicle-side display device of a vehicle includes: transmitting, from the vehicle to a terminal via a data link, information about a size of the vehicle-side display device; providing, by the terminal, data for displaying the display element, as a function of the transmitted information about the size of the display device; and transmitting, from the terminal to the vehicle via the data link, the data for displaying the display element.

Abstract: A method for data transmission between subscribers in a transportation vehicle communication network of a transportation vehicle, wherein at least one subscriber of the transportation vehicle communication network is a transportation vehicle subscriber arranged in the transportation vehicle, wherein a subscriber of the transportation vehicle communication network forms or provides a notification manager of the transportation vehicle communication network, wherein a notifying subscriber of the transportation vehicle communication network transmits notification data to the notification manager, wherein the notification manager transmits at least one part of the notification data to at least one subscriber to be notified in the transportation vehicle communication network.

Abstract: A method for communicating between a communication unit of an apparatus and an external communication unit via a mobile telephone unit wherein a serial connection to be set up between the communication unit of the apparatus and the mobile telephone unit, a protocol of the serial connection having a data field and a first header, for a connection to be set up between the mobile telephone unit and the external communication unit, for a second header for the connection to be generated from the first header in the mobile telephone unit, and for the data field to be transmitted without change from the serial connection to the connection. Also disclosed is an online connection of a mobile telephone unit even without a TCP/IP connection.