Q15

MSQ1 mark

Which of the following statements is/are $\text{INCORRECT}$ about the $\textsf{OSPF (Open Shortest Path First)}$ routing protocol used in the Internet?

(A)

$\textsf{OSPF}$ implements Bellman-Ford algorithm to find shortest paths.

(B)

$\textsf{OSPF}$ uses Dijkstra's shortest path algorithm to implement least-cost path routing.

(C)

$\textsf{OSPF}$ is used as an inter-domain routing protocol.

(D)

$\textsf{OSPF}$ implements hierarchical routing.

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