Hello, can I configure multiple AP Manager dynamic interfaces when the controller is using LAG?

Hello, do the mobility express APs encapsulate with CAPWAP all the client's data traffic to the elected controller AP or they are more like flexconnect local switch / central auth APs?

Hello, which is the most used protocol for "secure fast roaming"? Or which protocol do the most devices support in 2017? Do you have any statistics what percent of the new devices event support some kind of secure fast roaming?

What protocol/s does the APIC use for communication/control/configuration of the physical switches?