The invention relates to a method for configuring a device connected to a field bus, comprising: providing a field bus which is based on an Ethernet network, providing a first device connected to the field bus, transmitting a broadcast message from the new device over the field bus, wherein the broadcast message requests information about a field bus protocol used on the field bus and/or to be used by the new device, sending a configuration response in response to the broadcast message from the first device to the new device, wherein the configuration response comprises information at least about a field bus protocol used on the field bus and/or to be used by the new device.