12 Questions
What does the SPF algorithm in OSPF use to calculate the shortest path to a destination?
Cumulative cost
Which command can be used to view the Link-State Database (LSDB) in OSPF?
show ospf database
What is the purpose of the Forwarding Database in OSPF?
To store the best routes calculated by the SPF algorithm
What is a unique characteristic of the Link-State Operation in OSPF?
It completes a generic link-state routing process to reach convergence
What is used to create and maintain the topology table in OSPF?
Link-state database
Which OSPF message type is responsible for conveying routing information?
Link-state update packet
What is the key algorithm for OSPF routers to build the topology table?
Dijkstra SPF algorithm
In single-area OSPF, what area number is commonly considered a best practice?
Area 0
What must the other router do in response to each DBD in OSPF?
Send an LSAck packet
When do routers in OSPF transition to the loading state?
When the DBD has more current link information
Why is a DR needed in OSPF for multiaccess networks?
To prevent excessive flooding of LSAs
What causes routers in OSPF to send out LSUs?
When there is a change in the topology
Test your knowledge about OSPF database, routing tables, and link-state databases. Learn about the information contained in each router's routing table and how packets are forwarded within a network.
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