Transport system, transmitting unit and receiving unit in a traffic management system and method for operating a traffic management system

The invention relates to a method for operating a traffic management system (2) with a control unit (4) for controlling at least one traffic control unit (6) comprising a display (8), wherein the control unit (4) and the traffic control unit (6) are adapted to via a data link (10) to exchange data, and wherein the method comprises: - generating a text file (26) in a markup language, wherein the text file (26) comprises at least one compliant defined using the markup language element, and said element comprises at least one parameter and a Prufattribut, wherein a Prufattributwert is identical to a parameter value, - Send the text file (26) from the transmitting unit to the receiving unit, - checking the received text file (26) to the receiving unit by a comparison between the Prufattributwert and the parameter value is carried out, wherein the parameter value in the receiving unit is only provided to further processing steps, when the parameter value and the Prufattributwert match.