SERVICE port (ETH1) can be configured either as a “Access Mode” or “Port mirror Mode”.
When the SERVICE port is configured in access mode, then you can access devices in a Quantum EIO network via any tool.
When the SERVICE port is configured in port mirror mode, you cannot access devices — that is, you cannot ping other devices
by connecting a PC to ETH1 in port mirror mode.
by connecting a PC to ETH1 in port mirror mode.