Disable an Ethernet Port on the Port Configuration Tab

You can disable an embedded Ethernet port on the controller. This method retains the setting in the project, so every time you download the project to the controller, the Ethernet port is disabled.
  1. On the Online toolbar, click the Controller Properties button.
    This image show where the Controller Properties button is on the toolbar in Logix Designer.
  2. On the Controller Properties dialog box, click the Port Configuration tab.
  3. On the Port Configuration tab, clear the Enable checkbox.
    This image shows where to enable and disable a controller Ethernet port in Logix Designer.
  4. On the Port Configuration tab, click Apply.
    • If you are online when you make this change, then an Alert dialog box appears. On the dialog box, click Yes. The change takes effect immediately.
    • If you are offline, then the change takes effect when you download the program to the controller.
  5. On the Port Configuration tab, click OK.
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