Cisco CCNP SP Operations 642-785

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

1. 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) No bandwidth or policing is configured for voice and video traffic, and other traffic could be impacted.
C) Default class does not have bandwidth assigned.
D) All traffic is classified and treated properly, no issues occur.

2. DRAG DROP
Drag and drop mechanisms on the left to their corresponding uses on the right. Some mechanisms may not used.

3. A customer is experiencing poor quality on voice connections coming from a particular branch office. Data on the service provider network capacity indicates that the devices serving that location are heavily oversubscribed. It will be months before planned expansions can be implemented. Which class-based traffic-shaping technique would be appropriate to consider implementing?

A) shaping to the observed median rate
B) shaping to the peak rate
C) shaping to the configured average rate
D) shaping to the committed rate

4. Refer to the exhibit.

You have implemented RFC 3270 Short Pipe mode in your MPLS network. A customer packet with the DSCP value of AF31 has been sent to the ingress PE router. The PE router has set the MPLS experimental bits per policy, but the policer has remarked the experimental bits of the top label. What will the DSCP value of the packet be when it leaves the egress PE router?

A) CS3
B) AF31
C) CS4
D) BE
E) CS1

5. You have deployed IP SLA in your network to monitor VoIP. You want to be notified on network delay before it affects voice quality. What threshold should be set?

A) 150 ms round trip
B) 150 ms one-way
C) 200 ms round trip
D) 250 ms one-way
E) 50 ms round trip

Solutions:

Question # 1 Answer: B

Question # 2 Answer: Only visible for members

Question # 3 Answer: C

Question # 4 Answer: B

Question # 5 Answer: B