Which two statements are correct descriptions of bandwidth management and bandwidth control? (Choose two.)
A.
Bandwidth management is an H.323 optional function and bandwidth control is a mandatory function.
B.
Bandwidth management manages endpoint bandwidth requirements and bandwidth control provides call admission control.
C.
Both bandwidth management and bandwidth control are H.323 mandatory functions.
D.
Bandwidth management provides call admission control and bandwidth control manages endpoint bandwidth requirements.
E.
Bandwidth management manages endpoint bandwidth and provides intrazone call admission control, while bandwidth control provides interzone call admission control.
F.
Bandwidth management is an H.323 mandatory function and bandwidth control is an optional function.