Which two statements about the requirements to configure inter-controller roaming are true? (Choose two.)
A.
The same mobility domain names are configured across controllers.
B.
The same RF group names are configured across controllers.
C.
The same controller hardware version is configured across controllers.
D.
The same AP manager interface is configured across controllers.
E.
The same virtual interface is configured across controllers.
F.
The same controller software version is configured across controllers.
Explanation: