Spanning Layer 2 across geographically separate data centers is a key consideration for current
data center designs. Which is the name of the NX-OS technology that facilitates MAC in IP
transport for Layer 2 VLANs across any IP network?

A.
Overlay Transport Virtualization

B.
Virtual Private LAN Services

C.
Generic Routing Encapsulation

D.
QinQ tunneling

Explanation: