Free H31-211 Exam Braindumps
HCNA - Carrier IP Questions 86–90 (page: 19)

Updated On: 10-Feb-2026

Each MAC address consists of two parts, the vendor code and the serial number. Where is the number of bytes of the vendor code?

  1. 1
  2. 2
  3. 4
  4. 6

Answer(s): D



Which of the following techniques is used to convert a private network address to a public network address?

  1. NAT
  2. DNS
  3. FTP
  4. HTTP

Answer(s): A



During the PPP link establishment phase, the value of the parameter in the Configure-Request sent by the peer is not recognized locally. Which message should the local end respond to?

  1. Configure-Nak
  2. Configure-Reject
  3. Configure-Ack
  4. Not right

Answer(s): B



When two routers perform LSDB database synchronization, which of the following messages is used to describe their own LSDB?

  1. Hello
  2. DD
  3. LSR
  4. LSU

Answer(s): B



The following description of the advantages of the three-layer exchange is correct?

  1. Based on hardware packet forwarding, low latency, low cost
  2. Based on package forwarding, low latency, high cost
  3. Based on package forwarding, low latency, low cost
  4. Based on hardware packet forwarding, high latency, low cost

Answer(s): A



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