In a Cisco SD-WAN solution, how is the health of a data plane tunnel monitored?

A. with IP SLA
B. ARP probing
C. using BFD
D. with OMP

In a Cisco SD-WAN solution, how is the health of a data plane tunnel monitored?

A. with IP SLA
B. ARP probing
C. using BFD
D. with OMP

Correct Answer: C

Bidirectional Forwarding Detection is used for health check in data plane of SD-WAN.