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Free H31-161 Exam Braindumps
HCIE-Carrier IP (Written) Questions 61–65 (page: 14)

Updated On: 10-Feb-2026
Page 14 of 37
PDF with 180 Questions

Which statement about the edge access layer is true?

  1. It connects users to the network by providing various access means, and converts the format of information so that the information can be transmitted on the network.
  2. Using the packet technology, it provides a comprehensive transport platform that boasts high reliability, quality of service (QoS) assurance, and large capacity.
  3. It implements call control. With the softswitch technology as the core, it completes basic realtime call control and connection control.
  4. It provides additional value-added services and operation support for established calls

Answer(s): A



Which of the following statements describe the reliability requirements of the voice service for the IP bearer network?

  1. Key modules of equipment must support active/standby switching or other redundancy backup functions.
  2. The IP network uses a full/half-meshed structure and provides redundant links to strengthen the self-healing capability.
  3. Link protection switching time = 50 ms
  4. Link protection switching time can larger than 150 ms

Answer(s): A,B,C



Which statement describes the delay requirement of the voice service for the IP bearer network?

  1. Bearer network delay=50 ms, allowed maximum delay = 100 ms
  2. Bearer network delay=150 ms, allowed maximum delay = 200 ms
  3. Bearer network delay=10s, allowed maximum delay = 20s
  4. No strict requirement.

Answer(s): A



OSPF BFD helps fast detect neighbor down events. OSPF BFD can be in which of the following states?

  1. Down
  2. Attempt
  3. Init
  4. 2-way
  5. Established
  6. Up

Answer(s): A,C,F



Refer to the exhibit.



As shown in the figure, Border Gateway Protocol (BGP) is used to advertise VPN routes between PE 1 and PE 2.BGP process 100 is started on PE 1 and BGP process 200 is started on PE 2.OSPF is used between a PE and a CE and between CE 1 and CE 2 within area 1.To avoid routing loops, which of the following route tag configurations is true? (
Note:
0Xd0000000=3489660928)

  1. Configure the route tag to 3489661028 on PE 1 and leave it blank on PE 2.
  2. Configure the route tag to 3489661128 on PE 1 and leave it blank on PE 2.
  3. Configure the route tag to 100 on PE 1 and to 200 on PE 2.
  4. Configure the route tag to 100 on PE 2 and to 200 on PE 1.

Answer(s): B



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