Case Study: Developing the Link-State Database

Earlier in this chapter, you learned how LSAs were used to send information about the links between OSPF routers. These LSAs are stored in the router in a database with each LSA as a record in that database.

Figure 2-16 shows the OSPF network topology for this case study.

Figure 2-16. OSPF Network Topology for Link-State Database Case Study

Example 2-6 shows entries generated by the show ip ospf database command from the router HAL9000.

Example 2-6. Viewing the LSA Database for the HAL9000 Router
 HAL9000#show ip ospf database OSPF Router with ID (192.168.254.253) (Process ...

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