Redistributed Routes & How to Selecting the Best Route in the Routing table

The use of a routing protocol to advertise routes that are learned by some other means, such as by another routing protocol, static routes, or directly connected routes, is called redistribution. While running a single routing protocol throughout you...

http://www.ebrahma.com/2013/12/redistributed-routes-how-to-selecting-the-best-route-in-the-routing-table/