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

1. Refer to the exhibit.

Traffic in CLASS-B is not getting a minimum bandwidth of 192 kb/s in this policy map. What can be done to correct this?

A) No changes are needed, the site is already correct.
B) The shape peak command should be used instead of the shape average command.
C) Set the shape rate to a CIR higher than 192 kb/s.
D) Decrease the maximum queue size.

2. A service provider recently changed from RFC 3270 Uniform mode to Pipe mode. Which three considerations about this change are true? (Choose three.)

A) If the provider moved to a Short Pipe mode model, it would allow them to implement customer-specific QoS policy on the PE egress.
B) The Short Pipe mode derives the outbound classification of the WRED and WFQ based on the DiffServ policy of the provider.
C) In Uniform mode, when the topmost EXP value is changed, the changed EXP value will propagate to the original IP precedence or DSCP.
D) The Pipe mode provides the isolation between the customer and provider DiffServ domains, while maintaining a simpler support model.

3. Which Cisco IOS IP SLA Probe would you select to identify bottlenecks in the network?

A) ICMP Echo
B) ICMP Path Jitter
C) FTP Path Echo
D) ICMP Path Echo

4. When the RFC 3270 Pipe mode is used, the PHB at the egress router is based on which of these?

A) The Differentiated Services field value in the IP packet header.
B) The MPLS VPN label EXP value.
C) The topmost MPLS label EXP value.
D) The packet is re-evaluated, remarked, and the PHB is based on this new marking.

5. Which are the two locations where the SP network device always trusts the QoS markings from its upstream neighbor? (Choose two.)

A) at the ingress PE
B) at the egress CE
C) in the SP core
D) at the ingress CE
E) at the egress PE

Solutions: