An engineer must interconnect two geographically separated data centers. The service provider offers a Layer 2 Metro Ethernet link. The strict security policy requires that the information that is shared between two sites must be sent encrypted. The application deployed between two sites requires a line-rate throughput regardless of the packet size and speed.
Which solution meets these requirements?
A. L2TPv2
B. IPsec
C. MACsec
D. L2TPv3
