While working in the core network building, a technician accidently bumps the fiber connection
between two core switches and damages one of the pairs of fiber. As designed, the link was
placed into a non-forwarding state due to a fault with UDLD. After the damaged cable was
replaced, the link did not recover. What solution allows the network switch to automatically recover
from such an issue?

A.
macros

B.
errdisable autorecovery

C.
IP Event Dampening

D.
command aliases

E.
Bidirectional Forwarding Detection