Free H31-311 Exam Braindumps
HCIA-Transmission V2.0 Questions 91–95 (page: 20)

Updated On: 10-Feb-2026

Which of the following statements about clock sources is incorrect?

  1. Internal clock sources have the lowest priority because of their low precision.
  2. Generally, tributary clocks are not used as the clock sources of devices.
  3. The same SSM protocol is selected for all NEs in a clock protection subnet.
  4. If the standard SSM protocol is enabled, you need to set the clock source I

Answer(s): D



Which of the following bytes in the regenerator section overhead are associated with R-OOF and R-LOF?
(Multiple Choice)

  1. A1
  2. A2
  3. B1
  4. B2

Answer(s): A,B



Which of the following are VLAN classification methods? (Multiple Choice)

  1. By MAC address
  2. By port
  3. By subnet
  4. By protocol

Answer(s): A,B,C,D



The TAG attribute cannot be set for the internal port VCTRUNK of the board on the NMS.

  1. TRUE
  2. FALSE

Answer(s): B



The EPL service exclusively uses bandwidth on the line, which is highly secure. It is applicable to the private line application of VIP customers.

  1. TRUE
  2. FALSE

Answer(s): A



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