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

1. Refer to the exhibit.

Which statement is correct?

A) A total of 133836 packets have been transmitted out of the FastEthernet0/0 interface.
B) No traffic matched the SP-REALTIME class.
C) Packets marked with both DSCP EF and MPLS EXP 5 markings will not be classified into the SP-REALTIME traffic class.
D) The FastEthernet0/0 interface is using CBWFQ egress queueing.
E) This policy map is applied to the FastEthernet0/0 interface in the input direction.

2. Which two Cisco IOS commands can be used to monitor QoS on a device? (Choose two.)

A) show policy-map
B) show class-map
C) show service-policy
D) show qos-dbl
E) show qos-interface
F) show qos-maps

3. Refer to the exhibit.

A provider uses the recommended mappings for DSCP to MPLS EXP. Several sites connected to the same PE router report that critical data has been experiencing a high number of drops. The customer marks its CRITICAL data as AF31. What appears to be the problem?

A) The allocated bandwidth for CRITICAL-DATA should be increased to provide sufficient bandwidth to support the application.
B) If the data receiving drops is high priority, it should be marked with MPLS EXP value 7.
C) The recommended mapping for AF31 is to MPLS EXP 5, which is classified in the REALTIME class, not the CRITICAL DATA class.
D) The classification for CRITICAL-DATA should contain a match-all, not a match-any.
E) The provider is using the recommended mappings for DSCP to MPLS EXP, so the CLASS-MAP for the CRITICAL-DATA should contain EXP value of 4.

4. Which three components would you use to define and apply traffic classification? (Choose three.)

A) class map
B) route policy
C) route map
D) policy map
E) service policy

5. What are three benefits of IntServ and RSVP? (Choose three.)

A) RSVP signaling is a scalable way to ensure all devices maintain an accurate picture of the network state.
B) They enable the network to guarantee necessary QoS to individual data flows.
C) IntServ networks will reject or downgrade new RSVP sessions if all reservable bandwidth is booked somewhere in a path.
D) The IntServ class-based approach is easy to design and implement.
E) RSVP helps network devices identify dynamic port numbers.

Solutions: