The DF1 Routing Module can be used in a similar way to Rockwell Automation’s discontinued 1761-NET-ENI module. The module provides EtherNet/IP connectivity for SLC™ 500. CompactLogix™ and MicroLogix™ controllers. as well as many other DF1™- enabled devices. The module can be used for messaging between two controllers. uploading and downloading PLC programs. modernizing HMIs. or migrating legacy Honeywell systems.DF1 Routing Module