Rockwell Automation Publication 1756-UM004A-EN-P - March 2019 7
Chapter 1
ControlLogix EtherNet/IP Network Device
Overview
Overview
EtherNet/IP™ networks are communication networks that offer a
comprehensive suite of messages and services for many automation
applications.
This open network standard uses commonly available Ethernet
communication products to support real-time I/O messaging, information
exchange, and general messaging.
ControlLogix Network Device
Features
The ControlLogix® EtherNet/IP network devices:
• Facilitate high-speed data transfer between some Logix 5000™
controllers and remote I/O modules.
• Connect to multiple EtherNet/IP network topologies.
Topic Page
Overview 7
ControlLogix Network Device Features 7
Electronic Keying 11
Protected Mode 12
Secure Digital Card 13
CIP Security 15
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