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.

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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

单项选择题

Which statement correctly describes a wireless client Layer 2 roam from AP1 to AP2 while joined to a multicast stream using Cisco WLC running v5.2?（）

A.Client issues an IGMP join after association with AP2, allowing AP2 to request a multicast stream from Cisco WLC after AP1 issues an IGMP query.
B.Client issues an IGMP join after association with AP2, allowing AP2 to request a multicast stream from Cisco WLC independent of AP1 multicast member status.
C.Client resumes multicast after association with AP2, because multicast information is sent in mobility exchanges and AP2 is already a member of the multicast group, provided that another client has already joined that multicast.
D.Client resumes multicast after association with AP2, because multicast information is sent in mobility exchanges and AP2 is already a member of the multicast group, regardless if any other clients have already joined that multicast.