A client reports that many flaps and server cluster disconnects are occurring in its data center. While troubleshooting the issue, an engineer discovers that a network attack is hitting the Cisco Nexus 7000 Series Switches and that the source IP addresses are spoofed. Which first-line security solution resolves this issue?
A. Dynamic ARP Inspection
B. Unicast RPF
C. IP Source Guard
D. Storm Control
