多项选择题

Which three statements are true about load-based Call Admission Control?（）

A.grants a VoWLAN client-initiated call based on the number of active clients associated to the accesspoint
B.grants a VoWLAN client-initiated call based on channel bandwidth capacity
C.uses the 802.11i specification
D.uses 802.11 action frames
E.requires a WMM-enabled client

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热门试题

多项选择题WhichthreesolutionsdoesAirMagnetVoFiProAnalyzerintegrate?（）

A.Cisco Unified Communications Manager
B.Cisco Spectrum Expert
C.Vocera Server to display the username of the Vocera badge
D.Polycom SpectraLink syslog server
E.Cisco WCS VoWLAN readiness tool

单项选择题WhichconfigurationshouldbedoneinordertoimprovetheperformanceoftheCiscoUnifiedWireless IPPhone7921GinaWLANinfrastructure?（）

A.enable aggressive load balancing
B.enable coverage hole detection
C.disable dynamic transmit power control
D.enable short preamble

单项选择题WhatistheCiscorecommendedsettingfortheCiscoUnifiedWirelessNetworkWLCVoiceCall AdmissionControlMaxRFBandwidthtosupporttheCiscoUnifiedWirelessIPPhone7921G?（）

A.nominally 30 percent to best align with Cisco Unified Communications System recommendations
B.100 percent to ensure that the VoWLAN calls can use all the available bandwidth, if needed
C.system default of 75 percent
D.40 to 60 percent
E.voice CAC should be left disabled unless wired QoS is configured

多项选择题WhichthreeWLCitemsarerequiredtoproperlyenablequeuingwithTSPECforvoicetraffic?（）

A.configure WLAN setting to enable WMM
B.configure WLAN Aironet information elements enabled
C.configure global 802.11b/g or 802.11a，or both，voice CAC
D.configure WLAN QoS Platinum
E.configure DTIM = 2

单项选择题ForwhichWMMqueueisU-APSDmostbeneficial?（）

A.on any of the queues
B.AC_VO
C.AC_VI
D.the strict priority queue