With the recent announcement by the Open DeviceNet Vendor Association# (ODVA) of the one-millionth-node installation, it is fair to say that Ethernet/IP has certainly established itself. But what is making this protocol so attractive to industrial control engineers? In conclusion, Ethernet/IP is standard, it is well established and offers more than any Fieldbus ever can. These deliver the values that industrial automation users have been calling for to deliver their next generation of savings in industrial automation networking.