Which of the following is wrong about OSPF discarding directly?

Question

Options

• AThe DD packet carries the LSA header information to describe the link state summary information
• BHello packets are used to discover and maintain neighbor relationships. On broadcast networks and NBLA networks, Hello packets are also used to elect DR and BDR.
• CThe DD packet contains all LSA information, which can be used to periodically synchronize link state database information between neighbors
• DThe two-way sending Hello packets between the two routers must be the same, otherwise neighbors cannot be established

• A
  4% (1)
• B
  9% (2)
• C
  74% (17)
• D
  13% (3)

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