Question: 1. What protocol is used for real-time messages in Ethernet/IP?
2. What is the data rate for Foundation Fieldbus HSE, and what protocol is used to send unscheduled messages?
3. Are commercial RJ-45 connectors suitable for use in industrial networks? Justify your answer.
4. What is the registered port number for DeviceNet and ControlNet?
5. In general, how does Ethernet/IP work? Why is this important?