BGP can implement a policy of ‘Route Dampening’ to control route instability. What statement about route dampening is NOT correct?
A.
A numeric penalty is applied to a route each time it flaps
B.
The penalty is exponentially decayed according to parameters, such as half-life-time
C.
The history of unstable routes is forwarded back to the sender to control future updates
D.
The route is eventually suppressed based on a configurable ‘suppress limit’