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

1. An MPLS VPN customer reports that their DSCP markings from one CE to another CE are being remarked by the service provider. What can cause customer packets to be remarked?

A) The service provider is using Pipe mode as the MPLS QoS tunnel mode.
B) The MPLS VPN service provider is using Penultimate Hop Popping.
C) The service provider is using the Short Pipe mode as the MPLS QoS tunnel mode.
D) The service provider is using Uniform mode as the MPLS QoS tunnel mode.

2. Which Cisco IOS command lists all traffic classifications?

A) show class-map
B) show service-policy
C) show qos
D) show policy-map

3. Where would a service provider apply this policy?
interface Gi1/1 service-policy output SP-POLICY
policy-map SP-POLICY class CLASS-REALTIME priority set cos 5 ! class CLASS-HIPRIORITY bandwidth remaining percent 75 set cos 3 ! class CLASS-BASIC bandwidth remaining percent 20 set cos 1 !
class class-default set cos 1 ! end-policy-map
class-map match-any CLASS-BASIC match dscp af11 af12 af13 end-class-map ! class-map match-any CLASS-REALTIME match dscp ef af42 af43 end-class-map ! class-map match-any CLASS-HIPRIORITY match dscp af21 af22 end-class-map !

A) PE interface toward CE
B) PE interface toward P
C) CE interface toward PE
D) P interface toward PE

4. Refer to the exhibit.

Which two statements are correct? (Choose two.)

A) The voice class is configured with the priority 128 command.
B) The voice class is configured with the bandwidth 128 command.
C) The gold class is configured with the priority 100 command.
D) The voice class is configured with the police 128 command.
E) The class-default class is configured with the fair-queue command.
F) The gold class is configured with the bandwidth 100 command.

5. Where do service providers apply policy when traffic is leaving the customer network? (Choose two.)

A) Apply output policy on the PE interface toward CE, if CE is managed.
B) Apply output policy on the CE interface toward PE, if CE is managed.
C) Apply input policy on the PE interface toward CE, if CE is unmanaged.
D) Apply input policy on the PE interface toward CE, if CE is managed.
E) Apply input policy on the CE interface toward PE, if CE is unmanaged.

Solutions: