Rockwell Automation Publication 5069-UM002A-EN-P - January 2019 143
Connect to Different EtherNet/IP Network Levels Chapter 6
You set the IP Address and Subnet Mask on the Internet Protocol tab.
1. Confirm that the project is online.
2. Right-click the controller and choose Module Configuration.
3. On the Port Configuration tab, click Manually configure IP settings.
4. From the Port pull-down menu, choose A1/A2.
5. Assign IP Address and Network Mask values, and click Apply.