单项选择题

Which information element will the client use if the client intends to use a different PHY rate than the nominal PHY rate advertised?（）

A.TSPEC IE
B.TSRS IE
C.WMM IE
D.TSM IE

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单项选择题

Which statement is correct for the LWAPP/CAPWAP AP upstream encapsulated frame for a WMM-associated client frame that is centrally switched running v5.2?（）

A.Wireless client WMM UP classification is translated to a wired DSCP priority.
B.Wireless client 802.11p classification is translated to a wired DSCP priority.
C.Wireless client WMM UP classification is translated to a wired 802.1p CoS priority.
D.Wireless client 802.11p classification is translated to a wired 802.1p CoS priority.

多项选择题

What are two design considerations for a WLAN to support voice?（）

A.Packet loss is less than one percent.
B.Signal strength at cell edge is approximately -67 dBm.
C.End-to-end delay is less than 200 ms.
D.Cell overlap between APs is 50 percent.

多项选择题

Which three call information items does AirMagnet VoFi Analyzer provide?（）

A.the codec used by the calling phone
B.approximate length of the call in minutes
C.MOS values throughout the duration of the call
D.802.11e access category overruns
E.co-channel interference percentage during the call