A.WMM using DCF
B.WMM using EDCAF
C.802.1e using DCF
D.802.1e using EDCAF
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A.shared key authentication is considered more secure than open authentication
B.shared key authentication is considered less secure than open authentication
C.if the WEP keys do not match using the open authentication method， the client will not authenticate， associate， and transfer data
D.if the WEP keys do not match using the open authentication method， the client will still be able to authenticate and associate， but will not transfer data
E.if the WEP keys do not match using the open authentication method， the client will still be able to authenticate， associate， and transfer data
A.5
B.15
C.25
D.35
E.45
F.55
A.bursty
B.constant
C.bandwidth intensive
D.small packet sizes
E.time-sensitive
F.retransmittable
A.IP
B.TCP
C.RTP
D.UDP
E.H323
F.CRTP
A.the VoIP endpoints have the intelligence to set up and control calls
B.Call setup and control functionality is centralized in one call agent or cluster
C.Call setup and control resides in call agents that are distributed throughout the network
D.Each VoIP device has separate call control， voice packetization， and transport mechanisms
A.to build a Packet Description Language Module （PDLM） file to be used in protocol matching
B.to discover applications and build class maps for data classification
C.to look into the TCP or UDP payload and classify packets based on the content
D.to build a database of all application data that passes through the router and queue the data accordingly
A.Gatekeeper multizone
B.Call Admission Control （CAC）
C.Automatic Alternate Routing （AAR）
D.Survivable Remote Site Telephony （SRST）
E.Cisco Unified CallManager Express （CME）
A.the WCS Base version includes all the features of the WCS Location version as well as additional enhancements
B.the WCS Base version provides on-demand location of rogue access points and clients to within 33 feet （10 meters）
C.WCS adds a graphical view of multiple Cisco Wireless LAN controllers and managed access points
D.WCS includes a network management tool which is similar to a site survey tool
E.WCS uses the CDP protocol to communicate with the controllers
A.RSVP that signals QoS requests per individual flow
B.not scalable to large implementations
C.admission control not supported
D.use of dynamic port numbers
E.UDP not supported
A.the time it takes for a Layer 3 switch or a router to switch a packet from an inbound interface to the queue of the outbound interface
B.the time it takes for a propagate from source to destination
C.the time it takes to place a frame on the physical medium for transport
D.the time a packet resides in the outbound queue of a router
最新試題
Which three practices are important to the implementation of a DiffServ QoS architecture？（）
Which three user interfaces exist for the Cisco WLAN Controllers？（）
What are two reasons to implement H·323 gatekeepers？（）
Which option correctly identifies the four main menus of a Cisco Wireless Control System （WCS）？ （）
What is the term that is used to describe the process of converting a signal from digital to analog？（）
Which two statements about the Wi-Fi Multimedia （WMM） standard are true？（）
Which set of classes correctly identifies the four traffic classes， from highest priority to lowest priority， specified in the 802.11e standard？（）
Which two QoS classification and marking statements are true？ （）
Which two statements are true about Voice over IP （VoIP） packet delivery in a digital infrastructure？ （）
What can be used to maintain the voice quality on a link by limiting the number of calls that can be active at any given time？（）