Use Studio 5000 (former RSLogix5000) for communication setting.
Please refer to the manual of Studio 5000 for more details.
1. Use Studio 5000 to create the new project. Select the CPU to be used when creating the new project.
2. Select the Ethernet port from [I/O Configuration] in the Project tree.
3. Select [Properties] from the menu displayed by right-clicking the Ethernet port.
4. Use the [General] tab to set IP address and other items.
5. Download the setting to the External Device and restart the External Device.
Check with a network administrator about IP address. Do not set the duplicate IP address.