Method and device for determining the route in a communications network.

Procedure for determining the route in an IP data network (IP: Internet Protocol) or a network of communications networks or IP data networks, in which data packets are received from a network node (SG ) in the network and with the help of the first information contained in the data packet and through the association of these first information to second information, which are available (DB) forward the network node (SG) is determined for each data packet from the network node (SG) in an individual way a route through the network / networks to a destination address, wherein at least one of the network nodes route route it is fixed on the same route on the basis of the second information, and the data packet is transmitted to the next network node on the calculated route to the destination address.