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.
相关考题
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多项选择题
WhichthreecallinformationitemsdoesAirMagnetVoFiAnalyzerprovide?（）
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
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
