问题：

[多选] Which three statements regarding Cisco ASAmulticast routing support are correct？ （）

A .  ASA supports both stubmulticast routing and PIMmulticast routing. However， you cannot configure bothconcurrently on a single security appliance
B .  When configured for stubmulticast routing， the ASA can act as the Rendezvous Point （RP）
C .  If the ASAdetects IGMPversion1 routers， the ASAwill automatically switch to IGMP version 1 operations.
D .  The ASA supports both PIM-SM and bi-directional PIM
E .  Enabling multicast routing globally on the ASA automatically enables PIM and IGMP on all interfaces
F .  The ASA can be configured for IGMP snooping toconstrain theflooding of multicast traffic by dynamically configuring themulticast traffic to be forwarded only those interfaces associated with hosts requesting themulticast grou