多項(xiàng)選擇題

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

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單項(xiàng)選擇題

Acme Company has offices around the country. With the use of Cisco Unified CallManager， the company has deployed a VoIP network in a multisite centralized configuration. Which IOS gateway feature should be deployed to enable VoIP devices to register with a local gateway and continue to function when the connection to the Cisco Unified CallManager is broken？（）

A.gatekeeper multizone
B.Call Admission Control （CAC）
C.Automatic Alternate Routing （AAR）
D.Survivable Remote Site Telephony （SRST）

單項(xiàng)選擇題

Which QoS preclassification option will require the use of the qos pre-classify command for the VPN traffic？（）

A.VPN traffic needs to be classified based on the Layer2 header information
B.VPN traffic needs to be classified based on the IP precedence or DSCP
C.VPN traffic needs to be classified based on IP flow or Layer 3 information， such as source and destination IP address
D.VPN traffic with Authentication Header （AH） needs to preserve the ToS byte

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

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Which QoS preclassification option will require the use of the qos pre-classify command for the VPN traffic？ （）

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

Which QoS preclassification option will require the use of the qos pre-classify command for the VPN traffic？（）