What is the best practice to connect more than tree multicast sites using OTV

ccdp
ccnp-otv

#1

Seven sites are connected via OTV, what is the best practice to connect more than tree multicast sites using OTV

A. Filter MAC address at the join interface
B. Use multicast-enabled transport
C. Use Unicast-only transport
D. Configure one edge device for each data center

Correct Answer: B