單項(xiàng)選擇題A stream of voice packets transmitted over a WAN network encounters differing queuing delays. One router in the path used by the voice packets delays some of the packets for 4 ms while transmitting a large video file, but delays other packets only 2 ms. Another router delays some packets 5 ms, but transmits others in 2 ms. How would you best describe this type of problem?()

A.end-to-end delay
B.interference from bulk data traffic
C.processing delays
D.serialization delays
E.jitter

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A.centralized management for autonomous access points
B.centralized management for lightweight access points
C.integration with the Location Appliance to expand real time tracking to 1500 devices for 30 days
D.integration with the Location Appliance to expand real time tracking to 2500 devices for 15 days
E.the inclusion of an integrated AAA server F an external AAA-server requirement

2.單項(xiàng)選擇題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

3.多項(xiàng)選擇題Which two queuing methods will allow a percentage of the available bandwidth to be allocated to each queue?()

A.first-in, first-out queuing (FIFO)
B.priority queuing (PQ)
C.custom queuing (CQ)
D.weighted fair queuing (WFQ)
E.class-based WFQ (CBWFQ)
F.low latency queuing (LLQ)

4.多項(xiàng)選擇題Which two IntServ functions are required on a router?()

A.admission control
B.DSCP classification
C.monitoring
D.marking
E.scheduling

5.多項(xiàng)選擇題What three statements are true about the various deployments of the 802.1x Extensible Authentication Protocol (EAP)?()

A.EAP-FAST has the ability to tie login with non-Microsoft user databases
B.EAP-TLS supports static passwords
C.PEAP supports one-time passwords
D.LEAP does not support multiple operating systems
E.LEAP supports Layer 3 roaming
F.PEAP does not work with WPA

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