IP networks use many different mechanisms to determine the best possible route for traffic to utilize. The technologies implemented tend to be determined by the business requirements of the network itself. Over time, these networks tend to evolve...
http://www.ebrahma.com/2013/11/common-network-routing-performance-issues-in-the-network/Labels: Assessing-Network-Routing-Performance-Issues, Route-Filtering, Route-Filtering-Process, Routing-Performance-Issues, Routing-Protocol-Performance, Running-Multiple-Protocols