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Free H12-222 Exam Braindumps (page: 25)

Page 24 of 72
PDF with 287 Questions

In a MPLS VPN network, two-layer MPLS labels are added to data packets before they are transmitted over the public network. Which of the following statements regarding two-layer labels are false? (Multiple Choice)

  1. The outer label is the private network label and the inner label is the public network label.
  2. The MPLS VPN outer label is distributed manually by the LDP protocol. The inner label is distributed by the peer MP-BGP neighbor.
  3. By default, the outer label in data packets is popped out before being forwarded to the last hop.
  4. The outer label is used to instruct the PE to send data packets to the correct VPN.

Answer(s): A,D



To provide differentiated services for different users, users or services are classified based on packet information such as the packet priority, source IP address, and port number. Which QoS technologies are often used to implement classification?

  1. Traffic policing
  2. Complex traffic classification
  3. Congestion avoidance
  4. Congestion management

Answer(s): B



LDP is dedicated for label distribution and supports multiple message types. Which of the following messages is used to create, change, or delete label mapping messages for FECs?

  1. Discovery message
  2. Session message
  3. Advertisement message
  4. Notification message

Answer(s): C



Which of the following statements regarding the characteristics of HA network are true? (Multiple Choice)

  1. Faults cannot occur frequently.
  2. Faults can be recovered rapidly.
  3. No fault occurs.
  4. When faults occur, services can be only restored manually.

Answer(s): A,B






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