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JNCIP-ENT Exam Objectives (Exam: JN0-643 and JN0-646) OSPF Describe the concepts, operation and functionality of OSPFv2 and OSPFv3 OSPF LSA types OSPF area types and operations LSA flooding through an OSPF multi-area network DR/BDR operation SPF algorithm Metrics, including external metric types Authentication options Route summarization and restriction Overload Virtual […]