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Cisco Quality of Service (QoS) Sample Questions:

1. HOTSPOT

2. When configuring a Cisco Catalyst switch to accommodate an IP phone with an attached PC, it is desired that the trust boundary be set between the IP phone and the switch. Which two commands on the switch are recommended to set the trust boundary as described? (Choose two.)

A) mls qos trust extend [cos value]
B) mls qos cos 5
C) mls qos trust device cisco-phone
D) no mls qos trust dscp
E) switchport priority extend trust
F) mls qos trust cos

3. Refer to the exhibit. A service provider is considering several alternative provisioning schemes for a new network. One proposed scheme involves aggregating 10-Mbps links from customers into a network with multiple 100-Mbps links to ensure that the network links have at least two times the capacity of the aggregate of the customer links.
What is the most appropriate description for the proposed scheme?

A) overaggregate
B) oversubscription
C) CIR of 0
D) Bandwidth-on-Demand
E) overprovisioning

4. DRAG DROP

5. To determine the bandwidth requirement for each VoIP call, not including Layer 2 overhead, how much bandwidth per call should be added to account for the voice signaling traffic?

A) 20 bps
B) 240 bps
C) 40 bps
D) 480 bps
E) 150 bps
F) 640 bps

Solutions: