Free H31-211 Exam Braindumps
HCNA - Carrier IP Questions 191–195 (page: 40)

Updated On: 10-Feb-2026

What are the advantages of SSH compared to Telnet? (Multiple choice)

  1. All transmitted data can be encrypted to avoid "man in the middle" attack
  2. Ability to prevent DNS and IP spoofing
  3. The transmitted data is compressed, so it can speed up the transmission.
  4. Based on UDP connection, suitable for large-scale use

Answer(s): A,B,C



In the LCP packet, the length of the code field is one byte, which is mainly used to identify the type of the LCP data packet. Which of the following is the Configure-Request message, which one?

  1. 0x01
  2. 0x02
  3. 0x03
  4. 0x04

Answer(s): A



Which of the following statements about VLANs are correct? (Multiple choice)

  1. Users in different VLANs are not on one network segment.
  2. The number of VLANs that the switch can support is related to device performance.
  3. Users in different VLANs cannot communicate with each other.
  4. VLAN can effectively isolate broadcast packets.

Answer(s): A,D



What types of networks does OSPF support? (Multiple choice)

  1. Point to point
  2. Point to more points
  3. Bus type
  4. Broadcast type

Answer(s): A,B,D



What are the forwarding modes of Layer 2 switches? (Multiple choice)

  1. Direct forwarding
  2. Store and forward
  3. Fragment forwarding
  4. Update forwarding

Answer(s): A,B,C



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