Which of the following topology situations would be a qood candidate for configuring DMVPN？（）

A.The interface must be configured as a Multilink PPP interface
B.The correct bandwidth should be configured on the interface
C.A QoS policy must not be currently attached to the interface
D.CEF must be enabled
E.AutoQoS must be enabled globally before it can be enabled on the interface
F.An IP address must be configured on the interface if its speed is equal to or less than 768 kbps

A.Serial connection
B.Secure Shell
C.RADIUS
D.Simple Network Management Protocol
E.HTTP
F.Telnet

A.A BPDU Guard port should only be configured on ports with PortFast enabled
B.BPDU Guard and PortFast should not be enabled on the same port.
C.BPDU Guard is used to ensure that superior BPDUs are not received on a switch port
D.A BPDU Guard port receiving a BPDU will go into err-disable state
E.A BPDU Guard port receiving a BPDU will be disabled
F.BPDU Guard can be enabled on any switch port