软件认证工程师考试
CCNP系列认证CCNP(642-845)章节练习(2018.11.08)
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多项选择题
What are the three models of quality of service (QoS) in a network?()
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单项选择题
Which statement best describes the application of link fragmentation and interleaving (LFI)?()
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单项选择题
Which Cisco IOS traffic-shaping mechanism statement is true? ()
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Which statement is true about the configuration of AutoQoS on a Frame Relay interface?()
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多项选择题
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?()
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单项选择题
Which functionality in the Cisco IOS software will enable a router to permanently act as a call agent for phones? ()
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单项选择题
What is a drawback to using the IntServ model?()
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Which statement best describes the Cisco 2700 Location Appliance collection of location information for wireless devices?()
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单项选择题
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?()
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多项选择题
Which two statements are true about CAC?()
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