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Cisco CCNA Routing and Switching ICND2 200-101 Official Cert Guide by Wendell Odom

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Chapter 8. Implementing OSPF for IPv4

Cisco happened to put some Open Shortest Path First Version 2 (OSPFv2) topics into the ICND1 exam and some into the ICND2 exam. So, this chapter takes the three perspectives on OSPFv2 discussed for ICND1—concepts, configuration, and verification—and takes each a step or two further.

In particular, this chapter takes a long look at OSPFv2 concepts. It discusses specific link-state advertisement (LSA) types, how OSPF does path determination by calculating the metric for each route, and more details on the hidden OSPF processes. In the second major section, this chapter examines multi-area configuration and how to influence path determination by changing the OSPF interface costs. Finally, the verification discussion ...

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