July 31, 2012
OSPF key-concepts for single-area and multi-area are explained here. References I have used for this article include notes from Cisco classes, and Cisco Press’s: CCNP ROUTE 642-902 Official Exam Certification Guide, CCNP BSCI Official Exam Certification Guide ( 4th Edition), CCIE Routing and Switching Official Exam Certification Guide 3rd Edition), and CCNP ROUTE 642-902 Official Quick Reference Guide. OSPF is an acronym for Open Shortest Path First. It uses protocol number 89. It uses Dijkstra’s SPF algorithm to […]