For defining the QoS policies for each traffic class， which 

第1题：

Which of these can not be used in defining policies？（）

• A、time of day
• B、user agent
• C、proxy port
• D、usage quotas

第2题：

Which Modular QoS CLI （MQC） based output queuing method is designed to support multiple trafficclasses including VoIP traffic， mission-critical traffic， interactive traffic， and default class traffic？（）

• A、CBWFQ
• B、CB-WRED
• C、LLQ
• D、Custom Queueing
• E、WRR Queueing

第3题：

For defining the QoS policies for each traffic class， which parameters should be identified？ （）

• A、minimum bandwidth guarantee
• B、average bandwidth guarantee
• C、optimum bandwidth guarantee
• D、maximum bandwidth rate
• E、IP precedence F priority

第4题：

What are two steps needed to define a QoS policy for a traffic class？（）

• A、 Determine a minimum bandwidth guarantee.
• B、 Determine interfaces to which to apply policy.
• C、 Assign priorities to the class.
• D、 Configure access control lists.

第5题：

Traffic drop for FCoE is experienced across a Nexus 5548 switch. What is a possible cause？（）

• A、 Server’s CNA does not support DCBX and PFC TLV was not negotiated.
• B、 A "no-drop" class has not been configured for FCoE
• C、 The system is running with the default QOS policies.
• D、 The link is oversubscribed.

第6题：

Which three configuration tasks are required to successfully deploy NBAR to recognize TCP and UDP stateful protocols？（）

• A、Over leased lines，use the multilink ppp command to reduce latency and jitter，and to create Distributed Link Fragmentation and interleaving.
• B、Use the service-policy command to attach a traffic flow to an interface on the router.
• C、Use the ip rsvp bandwidth command to set a strict upper limit on the bandwidth NBAR uses，and toguarantee admission of any flows.
• D、Use the policy-map command to define one or more QoS policies （such as shaping，policing，and so on） to apply to traffic defined by a class map.
• E、Use the random-detect dscp command to modify the default minimum and maximum thresholds for the DSCP value.
• F、Use the class-map command to define one or more traffic classes by specifying the criteria by which traffic is classified.

第7题：

ASA/PIXversion 7.0 introduced ModularPolicyFramework （MPF） as anextensible wayto classify traffic，and then apply policies （or actions） to that traffic. MPF at aminimum requires which three commands？（）

• A、 http-map， tcp-map， class-map
• B、 class-map， tcp-map， policy-map
• C、 class-map， policy-map， service-map
• D、 class-map， service-policy， policy-map

第8题：

What are two step needed to define a QoS policy for a traffic class？（）

• A、determine a minimum bandwidth guarantee
• B、determine interfaces to which to apply policy
• C、assign priorities to the class
• D、configure access control lists

第9题：

Which Cisco IOS traffic-shaping mechanism statement is true？ （）

• A、class-based policing is configured using the Modular QoS command-line （MQC）
• B、only the Frame Relay traffic-shaping （FRTS） mechanism can interact with a Frame Relay network， adapting to indications of Layer2 congestion in the WAN links
• C、Distributed Traffic Shaping （DTS） is configured with the police command under the policy map configuration
• D、both Frame Relay traffic shaping （FRTS） and virtual IP （VIP）-based Distributed Traffic Shaping （DTS） have the ability to mark traffic

第10题：

Which IOS QoS mechanism is used strictly to rate limit traffic destinedto the router itself？（）

• A、 Class-Based Policing
• B、 Control Plane Policing
• C、 Dual-Rate Policier
• D、 Single-Rate Policier
• E、 Class-BasedTraffic Shaper