What is the difference between Ethernet and Ethernet/IP?

Frequently Asked Questions General 

 Ethernet is the physical networking (link layer) protocol where the connection is actually made, while Ethernet/IP is an industrial communications protocol (application layer).  Ethernet/IP combines the physical Ethernet cabling, Internet Protocol (IP) for networking within it's application layer protocol.  Ethernet/IP can be used in HPS products such as HPS TruWave and various meters.