Which of the following statements is/are INCORRECT about the OSPF (Open…

GATE · 2023 · CS · Computer Science & IT

Which of the following statements is/are INCORRECT about the OSPF (Open Shortest Path First) routing protocol used in the Internet?

  1. A.

    OSPF implements Bellman-Ford algorithm to find shortest paths.

  2. B.

    OSPF uses Dijkstra’s shortest path algorithm to implement least-cost path routing.

  3. C.

    OSPF is used as an inter-domain routing protocol.

  4. D.

    OSPF implements hierarchical routing.

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