A.The 802.11e standard is the IEEE 802.11 OoS WLAN standard.
B.The Wi-Fi Multimedia （WMM） standard decreases the eight priority levels to four access categories.
C.The Wi-Fi Multimedia （WMM） standard is a Wi-Fi Alliance standard that increases the four priority levels to eight access categories.
D.The Wi-Fi Multimedia （WMM） standard is an IEEE standard that increases the four priority levels to eight access categories.
E.Wireless 802.11 deploys Distributed Coordination Function （DCF）， carrier sense multiple access with collision detection （CSMA/CD）， interframe spacing， and random wait timers to avoid collisions.
F.Wireless OoS designs and implementations commonly use Layer 3 differentiated services code point （DSCP） or Layer 2 802.1 p to ensure priority
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A.Resource Reservation Protocol （RSVP）
B.IP precedence
C.traffic shaping
D.trust boundaries
E.DSCP
F.application
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）
A.serialization delay
B.overrun
C.full buffers and queues
D.propagation delay
E.shaping delay
F.TCP header errors
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.
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.
最新試題
Which three user interfaces exist for the Cisco WLAN Controllers？（）
Which two statements are correct about the signaling methods that are utilized for transmitting voice？ （）
In the design of a QoS solution， which two factors should be taken into consideration？（）
Which two QoS classification and marking statements are true？ （）
When deploying a Cisco Wireless Control System （WCS） with the 2700 series location appliance， to within what range is on-demand location of rogue APs possible？（）
End-to-end QoS is maintained in the Cisco WLAN deployment model by utilizing what parameter in lieu of 802.1p？（）
SDM creates a low latency queuing （LLQ） service policy with its associated classes. What are the two types of low latency queuing available using the SDM QoS wizard？（）
What are the three models of quality of service （QoS） in a network？（）
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？（）
Which option correctly identifies the four main menus of a Cisco Wireless Control System （WCS）？ （）