单项选择题
A.A firmware upgrade is in progress.
B.An access point buffer overflow is occurring.
C.The internal radio has failed.
D.The access point is booting.
单项选择题 YouaretryingtochangethepollingparametersusedbythelocationmanagerviatheCiscoWCS，andyourrequestisbeingdenied.Whatiswrong？（）
单项选择题 OnaWLANcontroller，whatisthedefaultroamingbandwidthpercentagereservedforvoice clients？（）
单项选择题 Whatisthemaximumnumberofwirelesscontrollersthatthehighest-endCiscoWCSservercanmanage？（）