Drag each description on the left to the appropriate term on the right. (Not all the descriptions are used)

prevents a router from improperly reinstating a route from a regular routing update prevents information about a route from being sent in the direction from which the route was learned prevents invalid updates from looping the internetwork indefinitely causes a routing protocol to advertise an infinite metric for a failed route decreases convergence time by immediately sending route information in response to a topology change prevents, via the use of logical subdivisions, routing updates from propagating the internetwork

holddown timer prevents a router from improperly reinstating a route from a regular routing update split horizon prevents information about a route from being sent in the direction from which the route was learned defining a maximum prevents invalid updates from looping the internetwork indefinitely route poisoning causes a routing protocol to advertise an infinite metric for a failed route triggered update decreases convergence time by immediately sending route information in response to a topology change