多选题Which two configurations are made using the QoS Setup Wizard? （）(Choose two.)AAssign applications to traffic classes.BUse ToS/DSCP values for traffic classes.CExclude subnets from QoS management.DSelect dedicated vs. over-subscribed circuits.

第1题：

Which two QoS statements are true about the use of the SDM QoS wizard？（）

• A、Business-critical traffic includes VoIP and voice signaling packets.
• B、SDM can be used to configure a basic QoS policy for incoming traffic on WAN interfaces and IPsec tunnels.
• C、SDM can provide QoS for real-time traffic and business-critical traffic.
• D、SDM creates a custom-queuing （CQ） or a priority-queuing （PQ） policy.
• E、SDM creates a low latency queuing （LLQ） service policy with its associated classes.
• F、When allocating bandwidth， values can be entered in either bandwidth percentage or kilobytes per second （kBps）.

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：

第4题：

What are two characteristics of the DiffServ model？（）

• A、service guarantee
• B、traffic that is divided into classes
• C、not scalable to large implementations
• D、QoS mechanisms that are used without prior signaling
• E、applications that signal their particular QoS and bandwidth requirements

第5题：

Which two statements are true about L2TP tunnels?（） (Choose two.)

• A、Traffic is clear text
• B、Traffic is encrypted 
• C、They are initiated by the LNS
• D、They are initiated by the LAC

第6题：

Which two statements about the QoS policy generation phase of the Cisco SDM QoS wizard are true？ （）

• A、 The SDM QoS wizard will create two real-time traffic classes to handle VoIP and voice signaling packets.
• B、 The SDM QoS wizard will create three real-time traffic classes to handle VoIP， voice signaling， and video packets.
• C、 The SDM QoS wizard will create four real-time traffic classes to handle VoIP， voice signaling， video， and video streaming packets.
• D、 The SDM QoS wizard will create two business-critical traffic classes to handle transactional and network management packets.
• E、 The SDM QoS wizard will create three business-critical traffic classes to handle transactional， network management， and routing packets.
• F、 The SDM QoS wizard will create four business-critical traffic classes to handle transactional， network management， routing， and best-effort packets.

第7题：

The Cisco SDM will create a QoS policy that provides services to two types of traffic. Which two statements indicate the default QoS parameters that are created by SDM？（）

• A、 Business-critical traffic will be sorted into two QoS classes.
• B、 Real-time traffic will be sorted into one QoS class.
• C、 Voice traffic will be considered real-time traffic while call signaling will be considered business-critical.
• D、 All traffic except real-time will be considered best-effort.
• E、 Routing， management， and transactional traffic will be considered business-critical.
• F、 Voice and call signaling traffic will be considered real-time.

第8题：

第9题：

Which two statements are true when source/destination filters are enabled? （）(Choose two.)

• A、Excluded traffic is not accelerated.
• B、Excluded traffic is only compressed.
• C、Source/destination filter applies to all traffic sent from LAN to WAN.
• D、Source/destination filters work in packet interception mode using RIPv2.

第10题：

Which two statements about the QoS policy generation phase of the Cisco SDM QoS wizard are true？（）

• A、the SDM QoS wizard will create two real-time traffic classes to handle VoIP， voice signaling， and video packets
• B、the SDM QoS wizard will create three real-time traffic classes to handle VoIP， voice signaling， video， and video packets
• C、the SDM QoS wizard will create four real-time traffic classes to handle VoIP， voice signaling， video， and video streaming packets
• D、the SDM QoS wizard will create two business-critical traffic classes to handle transactional and  network management packets
• E、the SDM QoS wizard will create three business-critical traffic classes to handle transactional， network management， and routing packets
• F、the SDM QoS wizard will create four business-critical traffic classes to handle transactional， network management， routing， and best-effort packets