Question 187:
On Cisco IOS XR devices, which action improves failure reaction for Link OAM when Path Isolation with Ethernet Failure Detection is used?
Answer options:
A. Bring down the line protocol interface state when a problem is detected B. Close the gap when UDLD detects that Ethernet ports are miswired C. Change the interface status to error-disable operating at Layer 1 D. Triggers port suspend when heartbeat is lost