Which two technologies must be added to the design to pass the multicast traffic?

An IPsec VPN WAN network has a new requirement for passing multicast traffic between sites.

Which two technologies must be added to the design to pass the multicast traffic? (Choose two)
A . IGMP
B . GRE
C . PIM dense mode
D . VTI
E . Fast Switching

View Answer

Answer: B,D