In which of the following scenarios is the egress port scheduler useful? (Choose two)

A customer is complaining that his VoIP traffic is being dropped even though it is sending the correct DSCP markings. Packets are not being dropped on ingress.
A customer is complaining that his VoIP traffic is being dropped even though it is sending the correct DSCP markings. Packets are being dropped on ingress.
A commercial builder has requested numerous dot1Q epipes, VPRNs, and VPLS services to a business park and is only paying up to a maximum 200Mbps.
An equipment manufacturer has requested a NULL epipe service that will transparently pass dot1Q between the new location and national headquarters.

Answer(s): A,C

Policing improves bandwidth utilization by using buffering to absorb high bursts of traffic.

Answer(s): B

On the Nokia 7750 SR, which of the following QoS-related policies can be configured on a SAP? (Choose three)

Answer(s): B,C,E

Which of the following statements BEST describes where shaping mechanisms should be applied?

On all ports on the Nokia 7750 SR.
At the junction of high-speed to low-speed links or at places of traffic aggregation.
At the junction of low-speed to high-speed links or at places of traffic aggregation.
On low-speed WAN links.
Nowhere. Shaping is only performed in hardware and serviced in a round-robin.

Answer(s): B

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