While distance vector protocols tend to be easier to configure overall, link state protocols tend to be more efficient as far as network utilization and convergence times are concerned. For the purpose of the CCNA exam, you will need to be familiar with concepts and the configuration of two distance vector protocols, RIP and IGRP.
Author: Dan DiNicolo
Dan DiNicolo is a freelance author, consultant, trainer, and the managing editor of 2000Trainers.com. He is the author of the CCNA Study Guide found on this site, as well as many books including the PC Magazine titles Windows XP Security Solutions and Windows Vista Security Solutions. Click here to contact Dan.
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