What is a design aspect regarding multicast transport for MPLS Layer 3 VPNs using the Rosen Draft
implementation?
A. LDP is the multicast control plane protocol.
B. Multicast traffic is forwarded over GRE tunnels.
C. Multicast traffic is forwarded over LDP or RSVP signaled LSPs.
D. Using the MDT SAFI in BGP ensures that PIM can be disabled in the core.

Answer: B

Explanation: