单项选择题

What will the H.323 gateways do when they receive a call request?（）

A.forward an admission request to the local gatekeeper
B.forward an admission request to the remote gatekeeper
C.send a location request to the remote gateway
D.send a location request to the remote gatekeeper

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多项选择题

Which two statements about the implementation of WLAN QoS are true？（）

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

多项选择题

What are three traffic descriptors that are used by the classification process to categorize packets that require special OoS handling？（）

A.Resource Reservation Protocol （RSVP）
B.IP precedence
C.traffic shaping
D.trust boundaries
E.DSCP
F.application

单项选择题

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）