A railway automation network includes a publish/subscribe system with at least one transmitter-end application, at least one transmitter-end message broker, at least one receiver-end message broker and at least one receiver-end application. The at least one transmitter-end message broker is configured to map a message published by the transmitter-end application or one of the transmitter-end applications onto at least two redundant, at least partially physically independent network paths of the railway automation network on the basis of a subject specified in the message. The railway automation network is configured to transmit the message to the receiver-end message broker or at least one of the receiver-end message brokers simultaneously over the at least two network paths. The receiver-end message broker is configured to transmit the message to the at least one receiver-end application. A method for transmitting messages in a railway automation network is also provided.