Assigning channels to interface items.
Unlike the server module, the panel module has an interface. In order for the interface items to communicate with the server it is required to assign commands and feedback channels to the corresponding items. Besides that, assign commands and feedback channels of the device driver (Crestron in the example) as it is done at creation of a standard panel module (without the server). By so doing you are required to duplicate commands and feedback channels of the server and device for the same item: