In the process of calculating SPF tree, the cost from a node to root node equals to metric listed in the Router LSA generated by the node.

Question

Quizplus · Accepted Answer

The cost from a node to the root node in an SPF tree is the cumulative cost of the path, not just the metric listed in the Router LSA. The Router LSA provides the cost to directly connected neighbors, not the entire path to the root.

In the Process of Calculating SPF Tree, the Cost from a Node