Free 4A0-107 Exam Braindumps
Nokia Quality of Service Questions 86–90 (page: 19)

Updated On: 9-Feb-2026

In which policies, on the Nokia 7750 SR. is classification performed? (Choose three)

  1. SAP-ingress policy
  2. SAP-egress policy
  3. IP-criteria policy
  4. Network-queue policy
  5. Slope policy
  6. Network policy

Answer(s): A



Which of the following are categories of forwarding classes on the Nokia 7750 SR? (Choose two)

  1. Real-time
  2. Assured
  3. Non-conforming
  4. High priority
  5. In-profile

Answer(s): A,D



Click the exhibit button below. The service provider has both a VLL (epipe) service and a VPLS, as shown in the diagram below.



At router PE B, traffic arriving from both services will have the same network-queue policy applied.

  1. TRUE
  2. FALSE

Answer(s): B



Which of the following statements describe the operation of WRED on the Nokia 7750 SR? (Choose three)

  1. WRED monitors the shared buffer space utilization over a period of time.
  2. WRED disables the TCP slow-start congestion control mechanism.
  3. WRED uses two configurable slopes for each buffer pool: a high slope and a low slope.
  4. WRED uses the shared buffer utilization, instead of the individual queue depth, to get a better picture of the average resource utilization of the shared buffer space.
  5. WRED polices the shared buffer pool and marks all packets above a certain rate as "discard eligible."

Answer(s): D



Click the exhibit button below. Given the scheduler-policy (below), which of the following can be done to guarantee that the best-effort traffic receives its configured CIR value?

  1. Change the CIR-level value for the best-effort queue to 8.
  2. Do not change anything; it is already guaranteed to receive its CIR
  3. Change the CIR-level value for the best-effort queue to 1.
  4. Change the CIR-weight value of the AF queue to 0.

Answer(s): A,D



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