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Cisco Quality of Service (QoS) Sample Questions:

1. Based on the configuration, which two statements are true? (Choose two.)
Policy-map shape-cbwfq
Class interactive
Shape average 256000
Shape adaptive 128000
Bandwidth 128

A) The interactive traffic class will have a maximum bandwidth guarantee of 256 kbps.
B) The interactive traffic class will have a minimum bandwidth guarantee of 256 kbps.
C) This configuration allows class-based traffic shaping to lower the traffic rate in response to the BECN bit.
D) If the interactive traffic class exceeds an average rate of 256 kbps, the traffic rate will be throttled down to 128 kbps.
E) The interactive traffic class will have a min-rate (min-cir) of 128 kbps.

2. Which algorithm (discard method) does WRED use to determine which packets will be dropped when the average queue length becomes larger than the user-specified maximum threshold?

A) tail discard
B) random discard
C) packet size based discard
D) weighted early discard

3. A Frame Relay interface has been configured for adaptive shaping with a minimum rate of 15 kbps. The current maximum transmit rate is 56 kbps.
If three FECNs are received over the next 4 seconds, what will be the maximum transmit rate after the last FECN has been received?

A) 56 kbps
B) 37 kbps
C) 7 kbps
D) 10 kbps
E) 28 kbps
F) 15 kbps

4. When LLQ is being configured, which IOS command is used to limit the traffic rate on the priority queue even when the other class queues are not congested?

A) queue-limit
B) hold-queue
C) priority
D) bandwidth
E) police

5. SIMULATION - LAB

A) Please click console

Solutions: