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

单项选择题WhichstatementcorrectlydescribesawirelessclientLayer2roamfromAP1toAP2whilejoinedtoa multicaststreamusingCiscoWLCrunningv5.2?（）

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.

单项选择题IftheVoWLANclientisaVocerabadge,whichCiscoWLCparameterneedstobechangedfromthe defaultvalue?（）

A.DTIM
B.Ethernet multicast mode
C.peer-to-peer block mode
D.RF group mode
E.DTPC

单项选择题WhichauthenticationprotocoldoesH-REAPAPlocalauthenticationsupportinversion5.2?（）

A.EAP-TLS
B.EAP-PEAP
C.EAP-LEAP
D.EAP-TTLS

多项选择题WhichtworangedescriptionscorrectlydescribeIPaddressingtousewhenenablingmulticastsupport usingtheCiscoUnifiedWirelessSolution?（）

A.globally scoped address range
B.239.0.0.X or 239.128.0.X address range
C.administratively scoped address range that does not overlap with a link-local MAC address
D.any Class D address range
E.site-local scoped address range

多项选择题WhattwobenefitsresultfromCiscoWLCconfigurationofDCAfor5-GHzVoWLANdeployments?（）

A.Avoid channels with microwave oven noise.
B.Manually remove channels not supported by the VoWLAN clients.
C.Avoid 802.11n 40-MHz wide channels.
D.Automatically avoid nearby radar.