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A routing loop can occur if a route learned on one interface is being advertised back out the same interface. Which of the following features can be used on a router to prevent this?
The split horizon feature avoids a route learned on one interface from being advertised out in the same interface. Summarization is a feature that allows multiple contiguous networks to be represented with a single route advertisement. The poison reverse causes a route received on interface to be advertised back out the same interface with an infinite metric. Administrative Distance is the credibility of a routing protocol when comparing routes to the same destination on the routing table. Cost is the metric used in some protocols such as OSPF to count the distance towards a destination.
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