ENARSI: OSPF Concepts

In this course you;ll review OSPF concepts you should already be familiar with including commands and configuration. Then you;ll learn about the roles of designated routers and backup designated routers in OSPF. You;ll explore OSPF best path selection and how OSPF determines cost. Next you;ll learn how OSPF virtual links can solve issues with areas that aren;t directly connected to Area 0. Finally you;ll examine why OSPF networks need default routes propagated through the network. This course is one of a series that prepares you for the 300-410: Implementing Cisco Enterprise Advanced Routing and Services (ENARSI) certification exam.