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Cisco Quality of Service (QoS) Sample Questions:

1. SIMULATION - LAB

A) Please click console

2. Based on the Cisco Catalyst 2950 Series switch configuration shown, with no weights being
assigned to the egress queues, which type of queuing is being implemented?
wrr-queue cos-map 1 0
wrr-queue cos-map 2 1 2 3
wrr-queue cos-map 3 4 5
wrr-queue cos-map 4 6 7

A) weighted round robin with an expedite queue
B) priority
C) weighted round robin
D) modified deficit round robin
E) weighted fair
F) custom

3. A Cisco Catalyst switch has an IP phone connected to its Fastethernet0/2 port. The IP phone has an attached PC. The Fastethernet0/2 port on the switch has been configured with the commands mls qos trust cos, mls qos trust device cisco-phone, and switchport priority extend trust.
What will happen to a data frame with a CoS of 5 that is sent from the PC through the IP phone to port Fastethernet0/2 on the switch?

A) The IP phone will, by default, overwrite the switch CoS value and mark the data packet asCoS0.
B) While the packet will pass through the IP phone without modification, the switch will, by default, override theCoS priority with the switch default CoS priority.
C) The switch will instruct the phone to allow the packet through without modification only if the phone has been configured to do so.
D) The IP phone will allow the data packet through without modifying theCoS settings of the data frame.

4. HOTSPOT

5. DRAG DROP
Drop

Solutions: