单项选择题
A.A firmware upgrade is in progress.
B.An access point buffer overflow is occurring.
C.The access point is booting.
D.The internal radio has failed.
单项选择题 WhatisthemaximumrecommendedheightatwhichaCiscoAironet1000Seriescontroller-basedaccesspointshouldbemountedwhenusingintegratedantennas？（）
单项选择题 You are using standalone Cisco Aironet 1400 Series Wireless Bridges for a nine-mile point-to-point wirelesslink between two buildings. Which distance setting should you use for the bridge configured as the root？（）
单项选择题 Intheoperatephase，providingandmaintainingreliable，currentinformationabouttheWLANsystem hardware，software，andapplicationspertinenttothesystem’sindividualcomponentsandattributesispartofwhichservicecomponent？（）