It would be nice that if the controller software doesnt support the configuration of certain parts of a device... that it would still allow you to configure that setting locally on the device. Now, I...

@Philbert Thank you much. That option was scrolled past the bottom of my browser ( and there was no scrollbar indicating there was more down there ).

I should have probably posted this problem in this forum: https://community.tp-link.com/en/business/forum/topic/248914 It is starting to appear like the SDN software does not support the ability...

Just a note, I have tried to go directly to the Router to configure this settings, but it will not allow me use the configuration interface since its being managed by the controller.

In the standalone documentation for the TL-R605, I can find docs on how to configure a mapping of MAC to IP address. However, since I am using the oc-200 controller, I have to administer this device...