When are virtual links used in OSPF?

When are virtual links used in OSPF? A. When two areas need to communicate and there is no area 0. B. When an area needs to traverse another area to reach area 0. C. When two areas are connected to area 0, but there is no direct path between them. D. When an area needs […]

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Which of the following correctly lists the 5 OSPF packet types?

Which of the following correctly lists the 5 OSPF packet types? A. Hello, link state update, link state packet, link State acknowledgement, database description. B. Link state update, link state refresh, link state acknowledgement, database description, notification. C. Hello, link state refresh, link state update, link state acknowledgement, link state authentication. D. Hello, link state […]

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What state is the OSPF adjacency in?

Click the exhibit button. The OSPF packets shown have been exchanged between two neighbors. What state is the OSPF adjacency in? A. The adjacency state is two way because both routers have received a database description packet. B. The adjacency is in the exchange state. The next step is to exchange link state request and […]

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