iS7 Ethernet Option Manual
10. EtherNet/IP
(1) Basic Constitution of Protocol
The EtherNet/IP is a protocol which is implemented with the CIP
(Common Industrial Protocol), specified by the ODVA, using TCP and
UDP.
Originator: the device which is requesting connection. Also called
client. The device can be PLC or Scanner.
Target: the device which responds to the request for connection. Also
called server. The device here is Inverter.
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