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Cisco Maintaining Cisco Service Provider Quality of Service (MSPQS) Sample Questions:

1. Which three items are important when monitoring service quality in the SP network? (Choose three.)

A) QoS issues can be difficult to detect when there is not enough traffic to trigger the configured QoS policy.
B) The typical cause of QoS issues is intermittent failure of network devices and these are inherently difficult to detect.
C) Establishing alarm thresholds for QoS problems can be complicated.
D) Troubleshooting class map configurations is complex and frequently required.
E) QoS support differs from device to device, depending on underlying hardware platforms and software.
F) Collection of data to detect QoS issues is slow and labor-intensive.

2. Refer to the exhibit.

Which statement is correct?

A) Packets marked with IP Precedence 5 that exceeds the committed rate will be marked with MPLS EXP 5.
B) Packets marked with IP Precedence 5 that conforms to the committed rate will be marked with MPLS EXP 5 then transmitted.
C) This policy will police traffic at the ingress and egress directions.
D) This is a dual-rate policing example.

3. What are the benefits of using differentiated services in the service provider backbone? (Choose two.)

A) simple, easy to design, deploy, and operate
B) less bandwidth required to achieve the same SLA
C) more aggregate traffic supported
D) overprovision by two times the maximum aggregate

4. Refer to the exhibit.

Some customers report that at peak times during the day their average throughput seems to be less than what they expect. While troubleshooting, you notice that data flows sometimes seem to be synchronized with a tendency to increase then drop off in a repeating manner. Which action would help to alleviate this situation?

A) Implement WRED to help prevent tail drops during periods of congestion.
B) Decrease the size of output queues in the network to allow the scheduler to allocate link bandwidth fairly.
C) Change your QoS model from DiffServ to IntServ for better QoS scalability.
D) Implement traffic shaping to smooth out the peaks and troughs.

5. Which MQC capabilities are unique to Cisco IOS XR Software?

A) congestion management
B) congestion avoidance
C) classification and marking
D) fabric qos
E) policing and shaping

Solutions: