QUESTION: 61

Which of the following statements BEST defines policing?

The process of delaying packets within a traffic stream to have them conform to a defined traffic profile.
The overall treatment of a defined subset of a customer's traffic within a DiffServ domain.
The process of discarding packets within a traffic stream in accordance with the state of a meter to enforce a defined traffic profile.
The action of setting the DiffServ codepoint of a packet prior to its entry into a downstream DiffServ domain.
A specified algorithm or operation that is implemented in a node in order to realize one or more per-hop behaviors.

Answer(s): C

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QUESTION: 62

Without_______, a customer's high priority traffic can be dropped before its low priority traffic.

packet filtering
prioritization of traffic flows
least cost routing
OAM functionality
separation between the data plane and the control plane

Answer(s): B

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QUESTION: 63

Which of the following statements are TRUE? (Choose two)

The primary contributors to latency are distance, scheduling, and congestion.
The weighted round robin scheduling algorithm will result in more delay for high priority traffic than the regular round robin algorithm.
The round robin scheduling algorithm will result in less jitter for low priority traffic than a strict priority scheduler.
Packet loss can be reduced by decreasing the amount of buffer space available to a queue.
Latency can be reduced by increasing the amount of buffer space available to a queue.

Answer(s): A,C

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Click the exhibit button below. A network operator has configured the SAP-ingress policy below. Ping traffic is expected in queue 3. However, the network operator notices that all traffic is placed in queue 1.
What is the most probable reason for this?

The default forwarding class for all traffic, including ICMP, is BE, which is placed in queue 1.
The SAP has been shut down.
The IP-match criteria has been misconfigured for ICMP traffic.
Queue 3 has no rate or CIR configured and thus cannot hold any packets.
The SAP-ingress policy has not been applied to the SAP.

Answer(s): E

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