Which three statements about firewall modes are correct? (Choose three)

A.
A firewall in routed mode has one IP address

B.
A firewall in transparent mode has one IP address

C.
In routed mode, the firewall is considered to be a Layer 2 dew

D.
In routed mode, the firewall is considered to be a Layer 3 device

E.
In transparent mode, the firewall is considered to be a Layer 2 device

F.
In transparent mode, the firewall is considered to be a Layer 3 device

Explanation:

In “Designing Cisco Network Service Architectures (ARCH)” it is clearly stated on page 334:

“A transparent firewall has one IP address assigned to the entire bridge group, and uses this management address as the source address for packets originated on the firewall.”

Incorrect answer:
,,In transparent mode, the firewall is considered to be a Layer 3 device” is incorrect: