Which of the following statements are correct regarding how OSPF detects old and duplicate LSAs? (Select 3 Answers)

The correct answer is B. The smaller the LS age, the more recent the LSA. C. When router generates a new LSA at the first time, it will use 0x80000001 as the sequence number. D. An LSA can be flushed from routing domain by setting its LSA age to Maxage. See the full explanation below for the reasoning.

Question

Which of the following statements are correct regarding how OSPF detects old and duplicate LSAs? (Select 3 Answers)

Options

AThe smaller the sequence number,the more recent the LSA.
BThe smaller the LS age, the more recent the LSA.
CWhen router generates a new LSA at the first time, it will use 0x80000001 as the sequence number.
DAn LSA can be flushed from routing domain by setting its LSA age to Maxage.

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A
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B
80% (33)

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