Which statements about the PIX Firewall’s multicasting capabilities are true? Choose three.

A.
To enable the PIX Firewall for Stub Multicast Routing, you must configure GRE tunnels for
passing multicast traffic.

B.
The PIX Firewall can be configured to act as an IGMP proxy agent.

C.
The only way you can currently enable the PIX Firewall to pass multicast traffic is by
constructing GRE tunnels.

D.
The PIX Firewall supports Stub Multicast Routing.

E.
The PIX Firewall does not support multicasts.

F.
When the PIX Firewall is configured for Stub Multicast Routing, it is not necessary to construct
GRE tunnels to allow multicast traffic to bypass the PIX Firewall.