Chapter 1

Single-Area OSPFv2 Concepts

Objectives

Upon completion of this chapter, you will be able to answer the following questions:

  • What are the basic features and characteristics of OSPF?

  • What OSPF packet types are used in single-area OSPF?

  • How does single-area OSPF operate?

Key Terms

This chapter uses the following key terms. You can find the definitions in the Glossary.

Open Shortest Path First (OSPF) page 3

OSPFv2 page 3

classless page 3

single-area OSPF page 3

multiarea OSPF page 3

OSPFv3 page 3

area page 3

Hello packet page 4

database description (DBD) packet page 4

link-state request (LSR) packet page 4

link-state update (LSU) packet page 4

link-state acknowledgment (LSAck) packet page 4

adjacency database page 4

neighbor table ...

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