Question: 1. Identify whether the following protocols use TCP/IP, UDP/IP, or both:
a. Ethernet/IP
b. Foundation Fieldbus HSE
c. Profinet
d. IDA
e. Modbus TCP
2. What command can be used in an industrial Ethernet network to determine whether a machine on the manufacturing floor is connected to the network?
3. Could the IP address 10.20.250.1 be assigned to a device in an industrial network if the device must be accessible from the Internet? Justify your answer.