QuestionQ6

OSPF

Question Image

Two OSPF routers fail to establish an adjacency. You enter the show log trace-ospf command.

With reference to the exhibit, which statement is correct?

  • A There is a mismatched subnet.
  • B The wrong OSPF area has been configured.
  • C The physical connection has been disconnected.
  • D You are stuck in the ExStart state.
Explanation

OSPF neighbors connected on the same network must be configured in the same OSPF area. The received Hello advertises area 0.0.0.1, while the local interface is configured for area 0.0.0.0, producing an area mismatch and preventing adjacency formation.

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