Overlay Transport Virtualization (OTV) provides an overlay that enables Layer 2 connectivity between separate Layer 2 domains, while keeping these domains independent and preserving the fault isolation, resiliency, and load-balancing benefits of an IP-based interconnection. Which statements are true about OTV Adjacency Server?()
A. Adjacency Server is required when OTV is deployed with unicast-only transport.
B. Adjacency Server is required when OTV is deployed with multicast-enabled transport.
C. Each OTV device wishing to join a specific OTV logical overlay needs to first register with the Adjacency Server.
D. Each OTV device trying to join a specific OTV logical overlay needs to be configured as an Adjacency Server.