Rockwell Automation Publication 1766-UM001O-EN-P - September 2021 189
Appendix F MicroLogix 1400 Distributed Network Protocol
Channel 1 Link Layer Configuration
In RSLogix 500/RSLogix Micro, open Channel Configuration in the
MicroLogix 1400 Series B and Series C controller project tree.
To enable DNP3 over IP protocol, check DNP3 over IP Enable in the Channel 1
configuration.
Unlike serial port configuration, cycle power to the controller after
downloading the Ethernet port configuration to enable the DNP3 over IP
feature.