Which QoS mechanism can help classify different kinds of Citrix traffic （print job versus real-time terminal control）？（）A、qos-groupB、DSCPC、LFID、NBAR

第1题：

Which three statements are true about the application of QoS models？ （）

• A、 The DiffServ model requires applications to signal the network with QoS requirements.
• B、 The DiffServ model can be used to deliver QoS based upon IP precedence， or source and destination addresses.
• C、 The DiffServ model requires RSVP.
• D、 The best effort model is suitable for applications such as file transfer and e-mail
• E、 The IntServ model requires applications to signal the network with QoS requirements.
• F、 The IntServ model attempts to deliver a level of service based on the QoS specified by each packet

第2题：

Which of the characteristics below is associated with the （QoS） Integrated Services Model？（）

• A、QoS classified at layer 3 using IP precedence or DSCP
• B、Guaranteed rate service
• C、Implemented using FIFO queues
• D、All traffic has an equal chance of being dropped

第3题：

Which statement is correct about the Cisco QoS SDM wizard？（）

• A、the best-effort class will need to have its percentage entered in the QoS Policy Generation screen
• B、SDM QoS wizard provides real-time validation of application usage of WAN bandwidth
• C、the SDM wizard is not able to monitor QoS policing traffic
• D、the SDM QoS wizard is pre-installed on enterprise routers

第4题：

Which three characteristics of the traffic flow are taken into consideration when the QoS-for-VPNs feature （QoS pre-classify） provides packet classification and applies appropriate QoS service on tunnel interfaces？（）

• A、IP precedence bits
• B、DSCP bits
• C、original port numbers
• D、DE bits
• E、source IP address
• F、destination IP address

第5题：

Which IOS QoS enhancement was created to address scalability and bandwidth guarantee issues?（）

• A、DiffServ
• B、IntServ
• C、RSVP
• D、WFQ

第6题：

Which QoS mechanism can help classify different kinds of Citrix traffic print job versus real-time terminalcontrol？（）

• A、qos-group
• B、DSCP
• C、LFI
• D、NBAR

第7题：

Which three components are part of the Intelligent Network Services provided by the Cisco AVVID framework? （）

• A、IP telephony
• B、security
• C、IP multicasting
• D、QoS

第8题：

Which two statements about the QoS functionality of the Cisco SDM are true？（）

• A、the first step when using the SDM QoS wizard is to select the inbound interface on which the QoS policy must be applied
• B、the SDM QoS wizard can be used to optimize LAN， WAN， and VPN interfaces
• C、he SDM QoS wizard supports network-based application recognition （NBAR） to provide deep and stateful packet inspection
• D、he SDM QoS wizard will apply custom queuing and priority queuing policies to the identified interfaces
• E、he SDM QoS wizard will apply low latency-queuing，custom-queuing and priority-queuing policies to the identified interfaces
• F、to create and manage the QoS settings， the user must select the QoS wizard task under the Monitor option

第9题：

Which of the following applications is MOST likely to require QoS to ensure proper functionality?（）

• A、HTTP
• B、VoIP
• C、SNMPv3
• D、Peer to peer

第10题：

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第13题：

Which QoS model manages the QoS requirements for the network on a per-hop behavior （PHB） basis？（）

• A、best-effort delivery
• B、ingress committed rate （ICR）
• C、shaping and policing
• D、egress committed rate （ECR）
• E、Integrated Services （IntServ）
• F、differentiated services （DiffServ）

第14题：

Which parameter， when enabled on a standalone access point， gives the highest priority to a voice packet even when qos is not enabled？（）

• A、igmp snooping
• B、wmm
• C、qos element for wireless phones
• D、avvid priority mapping

第15题：

Which statement is true about the SDM QoS wizard and its ability to enable a QoS policy on router interfaces？（）

• A、QoS can be enabled on interfaces used for Easy VPN clients
• B、QoS can be enabled on IPsec VPN interfaces and tunnels
• C、QoS can be enabled on interfaces with an existing QoS policy
• D、the QoS policy can be enabled for incoming and outgoing traffic on the interface

第16题：

Which two settings must be configured in order to use the GUI to configure Call Admission Controlwith voice applications？ （）

• A、 QoS must be set to Platinum
• B、 WMM must be enabled
• C、 QoS must be set to Gold
• D、 TSPEC must be disabled
• E、 Cisco Compatible Extensions must be disabled

第17题：

Which parameter， when enabled on a standalone access point， gives the highest priority to a voice packeteven when QoS is not enabled？（）

• A、QoS Element for Wireless Phones
• B、IGMP Snooping
• C、WMM
• D、AVVID Priority Mapping

第18题：

You need to determine where the trust boundaries will be in a new Company VOIP design.  Which  two statements are true about these trust boundaries？（）

• A、Trust boundaries are configured in the core of the network to provide the most efficient  forwarding based upon QoS markings，
• B、Setting trust boundaries at the edge of the network allows intermediate hop devices to  administer QoS policies without detailed packet identification.
• C、Trust boundaries are used to determine which QoS mechanism will be applied to the traffic.  
• D、At the trust boundaries， the untrusted traffic will be marked with a new QoS value appropriate  for the policy in place at the point where the traffic entered the campus network.  
• E、Trust boundaries define the firewall rules for QoS admission into a network.

第19题：

Which three statements are true about the appliance of QoS models？（）

• A、the DiffServ model requires applications to signal the network with QoS requirements
• B、the DiffServ model can be used to deliver QoS based upon IP precedence， or source and destination addresses
• C、the DiffServ model requires RSVP
• D、the best effort model is suitable for applications such as file transfer and e-mail
• E、the IntServ model requires applications to signal the network with QoS requirements
• F、the IntServ model model attempts to deliver a level of service based on the QoS specified by each packet

第20题：

Which three components are part of the Intelligent Network Services provided by the Cisco AVVIDframework？ （）

• A、 IP telephony
• B、 security
• C、 IP multicasting
• D、 QoS

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第23题：