Chapter 3. Basic Open Shortest Path First
This chapter focuses on a number of objectives falling under the CCNP routing principles. Understanding basic Open Shortest Path First (OSPF) routing principles not only applies to the CCNP certification but to all Cisco-based certifications. A concrete understanding of how OSPF routing works is fundamental for any small or large network. OSPF is commonly used in large service provider networks or large financial institutions. This chapter assumes knowledge of the previous chapter, which deals conceptually with IP routing principles and in particular link-state routing protocols.
The chapter starts by covering the basic OSPF concepts. It then briefly explains why OSPF is considered an improved routing ...
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