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Nokia Quality of Service

Last Update 7 hours ago Total Questions : 231

The Nokia Quality of Service content is now fully updated, with all current exam questions added 7 hours ago. Deciding to include 4A0-107 practice exam questions in your study plan goes far beyond basic test preparation.

You'll find that our 4A0-107 exam questions frequently feature detailed scenarios and practical problem-solving exercises that directly mirror industry challenges. Engaging with these 4A0-107 sample sets allows you to effectively manage your time and pace yourself, giving you the ability to finish any Nokia Quality of Service practice test comfortably within the allotted time.

Question # 51

Which of the following about the process of queuing self-generated traffic in the Nokia 7750 SR is TRUE?

A.

Ingress traffic is stored in IOM queues and egress traffic is stored in CPM queues.

B.

Ingress traffic is stored in CPM queues and egress traffic is stored in IOM queues.

C.

It is always stored in CPM queues.

D.

It is always stored in IOM queues.

Question # 52

Which of the following statements are TRUE regarding the remarking of packets arriving on the network interface whose ToS-marking-state is set to trusted and remarking enabled on network egress? (Choose two)

A.

Native IP Packets will not be remarked.

B.

Native IP Packets will be remarked.

C.

Packets associated with a VPRN service on an upstream node will not be remarked.

D.

Packets associated with an ES service on an upstream node will be remarked.

Question # 53

With hierarchical scheduling, up to ___________ tiers are supported on the Nokia 7750 SR.

A.

8

B.

3

C.

4

D.

5

E.

6

Question # 54

Click the exhibit button below. A network operator has configured the SAP-ingress policy below. Ping traffic is expected in queue 3. However, the network operator notices that all traffic is placed in queue 1. What is the most probable reason for this?

A.

The default forwarding class for all traffic, including ICMP, is BE, which is placed in queue 1.

B.

The SAP has been shut down.

C.

The IP-match criteria has been misconfigured for ICMP traffic.

D.

Queue 3 has no rate or CIR configured and thus cannot hold any packets.

E.

The SAP-ingress policy has not been applied to the SAP.

Question # 55

Traffic corresponding to a layer-3 VPN arrives at router PE1 marked with a dot1p value of 4. The SDP carrying the traffic uses an MPLS transport tunnel. Given the policies applied on the routers in the diagram, what is the EXP value of packets arriving at router PE2?

A.

2

B.

3

C.

5

D.

6

Question # 56

Which of the following statements about network QoS policies is FALSE?

A.

Classification rules must specify both an FC and a profile for the packets.

B.

A network policy is applied at a physical port.

C.

Classification is performed with behavior-aggregate statements only.

D.

Match criteria can be chosen from dot1p, DSCP, and EXP fields in the packet.

Question # 57

At which points can traffic be marked or remarked on the Nokia 7750? (Choose two)

A.

SAP-ingress only

B.

SAP-egress only

C.

SAP-ingress and SAP-egress

D.

Network ingress

E.

Network egress

Question # 58

If packets egressing a SAP do not match any criteria defined in the SAP-egress policy, which forwarding class will these packets be assigned to?

A.

The default forwarding class defined in the SAP-egress policy.

B.

The forwarding class inherited from network ingress classification.

C.

Best Effort.

D.

If there is no match, packets will be dropped.

Question # 59

For which of the following queues does a Nokia 7750 SR allocate a separate hardware queue per each destination fast forward path complex (FFPC)?

A.

An egress unicast queue defined in a network queue policy

B.

An ingress unicast queue defined in a SAP-ingress policy

C.

An ingress multipoint queue defined in a SAP-ingress policy

D.

An ingress multipoint queue defined in a network queue policy

Question # 60

Which of the following are major components of QoS functionality on the Nokia 7750 SR? (Choose three)

A.

Microflow reservations using RSVP

B.

DSCP to EXP translation

C.

Traffic classification

D.

Automatic profiling and policy configuration

E.

Buffer memory management

F.

Traffic scheduling

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