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CCNA Practice Test - 40

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Multiple Choice

Refer to the exhibit. Router1 and Router2 are running OSPF. The show ip ospf neighbor command reveals no neighbors. What is a possible cause?

  1. OSPF autonomous system IDs do not match.
  2. OSPF process IDs do not match.
  3. OSPF network types are identical.
  4. OSPF hello or dead timers do not match.
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