On the Cisco Aironet Access Points connected to a Cisco Unified Wireless LAN controller, which TCLAS queue transmits RTP packets with correct 802.11e QoS markings?（）

单项选择题WhatmustbetrueabouttheclientbeforeupstreamtrafficstreammetricscanbedisplayedontheCisco WLC?（）

A.must be Cisco Compatible Extensions version 2
B.must be Cisco Compatible Extensions version 3
C.must be Cisco Compatible Extensions version 4
D.must be associated to a Platinum QoS WLAN
E.must be associated to an access point on a Cisco WLC with code version 5.0 or newer

多项选择题WhichtwostatementsarecorrectregardingmulticastimplementationusingaWLANcontroller(v5.2) andAP?（）

A.Multicast traffic is sent out on Cisco APs at the highest mandatory data rate.
B.Multicast traffic is sent out on Cisco APs at the highest supported data rate.
C.On Cisco APs， multicast traffic and beacons are sent out at the same data rates to maintain a common  cell size for normal data as well as multicast data.
D.If there is more than one mandatory data rate， multicast traffic will be sent at the highest mandatory rate  and beacons will be sent at the lowest mandatory rate.
E.On Cisco APs， multicast traffic will be sent out at the highest data rate that a client can maintain with the  AP.

多项选择题WhichtwomessagescancarrytheTSPECfromclienttotheAP?（）

A.probe request
B.association request
C.authentication request
D.reassociation request

单项选择题WhatframetypeisusedtosignalTSPECreservationfromaclient?（）

A.RSVP
B.ADDTS
C.802.11 association information elements
D.WMM capabilities exchange

单项选择题Whichprotocolisusedbymulticasttopreventloops?（）

A.OSPF
B.RIP
C.RPF
D.BGP
E.EIGRP