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

1. Which four factors can be used for packet classification in a QoS-aware network device? (Choose four.)

A) destination address
B) IP precedence
C) DSCP
D) source address
E) TTL
F) MQC

2. What are three fundamental QoS mechanisms? (Choose three.)

A) policing
B) undersubscription
C) congestion handling
D) congestion avoidance
E) marking

3. Which three can be monitored by IP SLA? (Choose three.)

A) jitter
B) buffer allocation
C) queue utilization
D) network delay
E) packet loss

4. What problem could occur when applying this policy map on CE?
policy-map CE-SP-MODEL class VOIP priority class BROADCAST-VIDEO priority class SP-CRITICAL-DATA bandwidth percent 40 random-detect exp 3 15000 packets 45000 packets class class-default random-detect exp 1 2500 packets 7500 packets random-detect exp 0 1500 packets 10500 packets

A) Only one priority queue is allowed per policy.
B) All traffic is classified and treated properly, no issues occur.
C) No bandwidth or policing is configured for voice and video traffic, and other traffic could be impacted.
D) Default class does not have bandwidth assigned.

5. The provider you work for supports a wide range of Cisco router models and Cisco IOS Software releases. You are in the process of moving to a SNMP-based tool to monitor QoS configurations and statistics. What are some of the challenges to this approach?

A) Some models of Cisco routers do not have full support for the class-based QoS MIB, which results in a number of elements that cannot be managed.
B) The SNMP MIB provides direct access into the QoS configuration parameters. Poor configuration could lead to changes that are difficult to track.
C) Older versions of Cisco IOS Software do not maintain index persistency, which results in significant changes in the information that is collected unless properly configured.
D) SNMP should be used in conjunction only with Cisco IP SLA to ensure that the information gathered is reported properly.

Solutions: