Which two characteristics apply to firewall transparent mode operations in a firewall solution design?

B: In transparent mode, the firewall operates at Layer 2 and can participate in STP to avoid loops.

C: Multicast traffic can traverse the firewall if allowed through transparent bridging rules.

Why other options are incorrect:

A: Transparent mode requires no change to IP addressing.

D: Transparent firewalls do not form routing adjacencies.

E: Routed mode firewalls operate at Layer 3; transparent mode does not insert router hops.

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