單項選擇題What management tool could be used to provide centralized configuration, monitoring, and management in a network built on Cisco wireless LAN controllers and Lightweight APs? ()

A.CiscoWorks Wireless LAN Solution Engine (WLSE)
B.CiscoWorks Wireless LAN Solution Engine (WLSE) Express
C.Cisco Wireless Control System (WCS)
D.Wireless Domain Services (WDS)
E.WLAN Controllers (WLC)


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1.多項選擇題What are two reasons for packet loss on a VoIP connection?()

A.serialization delay
B.overrun
C.full buffers and queues
D.propagation delay
E.shaping delay
F.TCP header errors

2.單項選擇題Which statement is true about the components of a queuing mechanism?()

A.Each subinterface has its own hardware queue and can experience congestion just like its main interface
B.Hardware queuing is only used if the software queues are experiencing congestion.
C.Hardware queues and software queues are not used concurrently.
D.The hardware queuing system always uses the FIFO queuing mechanism.

3.多項選擇題Which two statements are true about the protocols that are used for transmitting voice traffic?()

A.RTP multiplexing is used to keep multiple phone conversations separate
B.RTP provides end-to-end delivery services for voice traffic.
C.UDP is used to ensure a reliable transmission from sender to receiver.
D.RTP is used to provide resource reservation for the voice stream.
E.UDP provides multiplexing of multiple phone conversations.

4.多項選擇題What are two components of the OoS Integrated Services (IntServ) model? ()

A.link efficiency
B.admission control
C.classification and marking
D.shaping and policing
E.congestion avoidance using the RTP protocol
F.resource reservation using the RSVP protocol

5.多項選擇題Cisco provides two enhancements to 802.11 security which protect a WEP key from exploits. Which two technologies provide these security enhancements? ()

A.802.1X
B.Cisco Temporal Key Integrity Protocol (CKIP)
C.Extensible Authentication Protocol-Flexible Authentication via Secure Tunneling (EAP-FAST)
D.Cisco Message Integrity Check (CMIC)
E.One-Time Passwords (OTP)
F.Advanced Encryption Standard (AES)

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Which of the items stated is typically the most expensive method of improving QoS across WAN links?()

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

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Which set of classes correctly identifies the four traffic classes, from highest priority to lowest priority, specified in the 802.11e standard?()

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Which two QoS classification and marking statements are true? ()

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Within the WMM policy, how many default QoS radio access categories are there?()

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What are the three models of quality of service (QoS) in a network?()

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When QoS levels in the Cisco Wireless Control System (WCS) are entered, which profile names are used to identify the access categories?()

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What are three Cisco Unified CallManager features? ()

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Which three benefits are realized by implementing Wireless LAN Solution Engine (WLSE)?()

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