Free H12-221 Exam Braindumps (page: 22)

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

  1. The lower the sequence number, the more recent the LS
  2. The smaller the LS age, the more recent the LSA.
  3. A router uses 0x80000001 as the sequence number when it generates the first LSA.
  4. An LSA can be flushed from the routing domain by setting its LS age to equal the Maxage.

Answer(s): B,C,D



What is the maximum number of bits that can be used for subnetting, when the netork address is a Class C address?

  1. 6
  2. 8
  3. 12
  4. 14

Answer(s): A



Which of the following statements belong to BGP community attribute? (Select 3 answers)

  1. NO_EXPORT
  2. NO_ADVIERTISE
  3. LOCAL_EXPORT_SUBCONFED
  4. NO_BROADCAST

Answer(s): A,B,C



A broadcast and an NBMA network, each having two or more routers, must have both DR and BDR.

  1. TRUE
  2. FALSE

Answer(s): B






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