多項選擇題What two steps need to be taken in deploying AutoQoS for enterprise on routers？（）

A.provide visibility into the classes of service deployed using system logging and SNMP traps
B.determine WAN settings for fragmentation， compression， encapsulation， and Frame Relay-ATM interworking
C.enable the AutoQoS VoIP for voice traffic
D.generate and deploy MQC-based QoS policies
E.profile the traffic with Auto-Discovery


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1.單項選擇題A branch office of Acme Insurance has 15 IP phones connected to the main office using the distributed call processing model. Normally， the phones work with great quality. However， during very busy times when all of the agents are on the phone at the same time， the voice quality drops precipitously. Words or phrases or both are dropped from conversations. What is the most likely cause of the problem？（）

A.large files are being downloaded over the WAN network
B.IP phone traffic is not being classified correctly
C.more bandwidth is required for the office LAN
D.Call Admission Control has not been implemented 
E.employees are watching videos over the internet
F.header compression is not being used

2.多項選擇題Which two QoS statements are true about the use of the SDMQoS 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 andIPsec 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）

3.多項選擇題Which two features are supported by the WLAN Solution Engine （WLSE）？（）

A.configuration of APs
B.auto discovery of rogue APs
C.reporting
D.WLSE in two versions： base and location
E.graphical view of multiple controllers and managed APs

4.多項選擇題Which three traffic descriptors are typically used as QoS markings for packets or frames entering the network？（）

A.protocol type
B.CoS
C.DSCP
D.IP precedence
E.destination address
F.input interface

5.單項選擇題What is true about Quality of Service （QoS） for VPNs？（）

A.QoS preclassification is only supported on generic routing encapsulation （GRE） and IPsec VPNs
B.QoS preclassification is not required in Layer 2 Tunneling Protocol （L2TP）， Layer2 Forwarding （L2F）， and Point-to-Point Tunneling Protocol （PPTP） VPNs
C.QoS preclassification is supported on IPsec AH VPNs， but not on IPsec ESP VPNs
D.the QoS-for-VPNs feature （QoS preclassification） is designed for VPN transport interfaces
E.with IPsec tunnel mode， the type of service （ToS） byte value is copied automatically from the original IP header to the tunnel header

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In the design of a QoS solution， which two factors should be taken into consideration？（）

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Which statement is true about the Call Admission Control （CAC） feature in VoIP networks？（）

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End-to-end QoS is maintained in the Cisco WLAN deployment model by utilizing what parameter in lieu of 802.1p？（）

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Which two statements about the Wi-Fi Multimedia （WMM） standard are true？（）

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In a VoIP network， which type of interface would an analog fax machine connect to？（）

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Which three functions are associated with a Cisco Unified CallManager？ （）

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Which three practices are important to the implementation of a DiffServ QoS architecture？（）

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