Method for data transmission in a vehicle communications network, vehicle communication network subscriber and vehicle

Method for data transmission between at least two subscribers (T1, T2, T3, T4, T5) in a vehicle communication network (1) of a vehicle (2), wherein at least one subscriber (T1) of the vehicle communications network is a vehicle-subscriber in the vehicle (2) is arranged, wherein the vehicle-subscriber (T1) forms a registration server of the vehicle communications network (1) or provides, wherein the at least one further subscriber (T2, T3, T4, T5) in a login process information on a service category of at least one service (D3, D4, D5), which from the other participants (T2, T3, T4, T5) is provided, and information on a service address (AD3, AD4, AD5) to the registration server transmits the registration server stores the subscriber-specific service category, and the subscriber-specific service address (AD3, AD4, AD5) available.