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I want the HMI to be able to switch between two identical PLCs (redundant PLCs), the HMI shall only communicate with one at a time.
The preferred way to do this would be to change the destination IP address in the HMI, but I'm not sure if this is possible.
Anyone got any ideas?
The preferred way to do this would be to change the destination IP address in the HMI, but I'm not sure if this is possible.
Anyone got any ideas?