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Nokia 4A0-107 Practice Test - Questions Answers, Page 5

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Question 41

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A queue is configured with the following attributes:

MBS = 10KB

CBS = 5KB

High-Priority-Only = 20%

Assume that there is no CBS overbooking and that the slope-policy is disabled. If the current queue depth is 3KB, what will happen to an out-of-profile packet arriving at an egress queue?

It will be queued in the reserved portion of the buffer pool and remain out-of-profile.
It will be queued in the reserved portion of the buffer pool and remain out-of-profile.
It will be queued in the reserved portion of the buffer pool if there are no in-profile packets already in the queue.
It will be queued in the reserved portion of the buffer pool if there are no in-profile packets already in the queue.
It will be queued in the reserved portion of the buffer pool and be in-profile.
It will be queued in the reserved portion of the buffer pool and be in-profile.
It will be queued in the shared portion of the buffer pool but contend for shared buffer space with packets from other queues.
It will be queued in the shared portion of the buffer pool but contend for shared buffer space with packets from other queues.
It will be queued in the shared portion of the buffer pool but may be dropped if the buffer utilization exceeds the start-average value of the low slope.
It will be queued in the shared portion of the buffer pool but may be dropped if the buffer utilization exceeds the start-average value of the low slope.
Suggested answer: A
asked 23/09/2024
TREVOR COLLEDGE
45 questions

Question 42

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A physical port has three associated buffer pools. Which of the following buffer pool combinations is associated to a physical port?

Access ingress, access egress, network egress
Access ingress, access egress, network egress
Access ingress, network ingress, network egress
Access ingress, network ingress, network egress
Port ingress, port egress, shared bi-directional
Port ingress, port egress, shared bi-directional
Port ingress, port egress, network egress
Port ingress, port egress, network egress
Port ingress, network ingress, network egress
Port ingress, network ingress, network egress
Suggested answer: A
asked 23/09/2024
Simon Liu
36 questions

Question 43

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Which of the following are the minimum requirements needed to classify traffic marked with DSCP AF11, AF12, and AF13 into the AF forwarding class and provide fair treatment to the drop precedence settings? (Choose three)

Profile mode queues
Profile mode queues
Priority mode queues
Priority mode queues
1 queue
1 queue
3 queues
3 queues
3 forwarding classes
3 forwarding classes
1 forwarding class, with 2 subclasses
1 forwarding class, with 2 subclasses
1 forwarding class, with 3 subclasses
1 forwarding class, with 3 subclasses
Suggested answer: A, C, F
asked 23/09/2024
Aur ROULIC
34 questions

Question 44

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Forwarding subclasses are only relevant to, and are therefore applied within the context of, a _____________policy.

network
network
scheduling
scheduling
slope
slope
SAP-ingress
SAP-ingress
network-queue
network-queue
Suggested answer: D
asked 23/09/2024
Romain Casagrande
36 questions

Question 45

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To manage the shared buffer space at network ports, slope policies are applied on _________ for the ingress direction, and on ________ or _________ for the egress direction.

Interfaces, ports, SAPs
Interfaces, ports, SAPs
Ports, ports, MDAs
Ports, ports, MDAs
MDAs, MDAs, ports
MDAs, MDAs, ports
Interfaces, interfaces. MDAs
Interfaces, interfaces. MDAs
MDAs, ports, interfaces
MDAs, ports, interfaces
Suggested answer: C
asked 23/09/2024
Emmanuel Esquivel Guzman
36 questions

Question 46

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Click the exhibit button below. A service provider has applied the SAP-ingress policy configuration below on his customer's SAP. The service provider notices that all of the customer's traffic is being dropped at the SAP-ingress. Which of the following actions can resolve the problem, if applied on its own? (Choose three)

Nokia 4A0-107 image Question 46 80308 09232024011844000000

Set the CIR of queue 3 to a non-zero value corresponding to the customer's expected bandwidth requirements.
Set the CIR of queue 3 to a non-zero value corresponding to the customer's expected bandwidth requirements.
Set queue 3 to use priority mode.
Set queue 3 to use priority mode.
Set the traffic classification of packets to in-profile.
Set the traffic classification of packets to in-profile.
Set the high-priority-only value to 0.
Set the high-priority-only value to 0.
Map AF traffic to queue 1
Map AF traffic to queue 1
Suggested answer: C, D, E
asked 23/09/2024
Alex Tzibosnik
38 questions

Question 47

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Click the exhibit button below. Given the scheduler-policy (below), how much bandwidth can the best-effort traffic receive (PIR and CIR) when the ingress rate of each queue is 10Mbps?

Nokia 4A0-107 image Question 47 80309 09232024011844000000

PIR = 4Mbps. CIR = 1Mbps
PIR = 4Mbps. CIR = 1Mbps
PIR = 1Mbps, CIR = 1 Mbps
PIR = 1Mbps, CIR = 1 Mbps
PIR = 10Mbps, CIR = 1Mbps
PIR = 10Mbps, CIR = 1Mbps
PIR = 5Mbps, CIR = 1.25Mbps
PIR = 5Mbps, CIR = 1.25Mbps
PIR = 1.25Mbps, CIR = 1.25Mbps
PIR = 1.25Mbps, CIR = 1.25Mbps
Suggested answer: B
asked 23/09/2024
Karoy Bandi
33 questions

Question 48

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In the context of hierarchical scheduling, a scheduler is configured with a CIR weight of 0. Which of the following statements is TRUE?

The scheduler will be allocated its 'within CIR' bandwidth before all other children at the same level have received their 'within CIR' bandwidth.
The scheduler will be allocated its 'within CIR' bandwidth before all other children at the same level have received their 'within CIR' bandwidth.
The scheduler will be allocated its 'within CIR' bandwidth after all other children at the same level have received their 'within CIR' bandwidth.
The scheduler will be allocated its 'within CIR' bandwidth after all other children at the same level have received their 'within CIR' bandwidth.
The scheduler will be allocated its 'within CIR' bandwidth after all other children at all levels have received their 'within CIR' bandwidth.
The scheduler will be allocated its 'within CIR' bandwidth after all other children at all levels have received their 'within CIR' bandwidth.
The scheduler will not be allocated its 'within CIR' bandwidth.
The scheduler will not be allocated its 'within CIR' bandwidth.
Suggested answer: D
asked 23/09/2024
Manish Chaudhary
37 questions

Question 49

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Which of the following statements describe the primary objectives of the policing of traffic flows on the Nokia 7750 SR? (Choose two)

Ensure that traffic flows conform to their traffic profile.
Ensure that traffic flows conform to their traffic profile.
Log violations of metered traffic flows exceeding the CIR value set on the entity across which the traffic is moving.
Log violations of metered traffic flows exceeding the CIR value set on the entity across which the traffic is moving.
Provide fairness between traffic flows, so that conforming (in-profile) traffic flows are not starved of bandwidth and/or buffer space by non-conforming (out-of-profile) flows.
Provide fairness between traffic flows, so that conforming (in-profile) traffic flows are not starved of bandwidth and/or buffer space by non-conforming (out-of-profile) flows.
Minimize packet loss and reduce end to end latency.
Minimize packet loss and reduce end to end latency.
Ensure that variable latencies do not cluster short bursts of originally conforming packets and render them nonconforming.
Ensure that variable latencies do not cluster short bursts of originally conforming packets and render them nonconforming.
Suggested answer: A, C
asked 23/09/2024
Valerio Pietrantoni
44 questions

Question 50

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Which of the following entities can scheduler policies be applied to? (Choose two)

Network ingress port
Network ingress port
Epipe ingress SAP
Epipe ingress SAP
ES egress SAP
ES egress SAP
Ingress MDA
Ingress MDA
VPRN ingress interface
VPRN ingress interface
Shared buffer space
Shared buffer space
Suggested answer: B, C
asked 23/09/2024
luigi catalano
37 questions
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Related questions

Click the exhibit button below. Based on the configuration of the network policy (below), what will be the forwarding class associated with a MPLS encapsulated customer packet that arrives on a dotlQ encapsulated network port 1/1/4:1 on P1 with the following characteristics: EXP value = 6 DSCP value = cs1 Dot1pvalue = 3
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