1. A bus system for transferring data between parts of a multiprocessor system, the bus system comprising: a plurality of segments such that the bus system is divided into the plurality of segments, each of the segments are controlled by a table providing routing information; wherein a communication between a sender and a receiver is established relating to the routing information and in accordance with a data transfer for an executed algorithm; and at least one identifier is transmitted with the data for at least one of: identifying the source of the data transfer; and selecting a target of the data transfer.