Rockwell Automation 1766-Lxxxx MicroLogix 1400 Programmable Controllers User Manual - Manual (Page 240)

200 Rockwell Automation Publication 1766-UM001H-EN-P - May 2014
Appendix F MicroLogix 1400 Distributed Network Protocol (DNP3)
Channel 1 Link Layer Configuration
In RSLogix 500/RSLogix Micro, open Channel Configuration in the
MicroLogix 1400 Series B project tree.
To enable DNP3 over IP protocol, check DNP3 over IP Enable in the Channel 1
configuration.