单项选择题
A.lost connection to the controller
B.duplicate IP address
C.startup
D.site survey mode
单项选择题 OntheWLSE，whichofthefollowingtasksmustbecompletedbeforeInterferenceDetectioncanbeenabled？（）
单项选择题 Tokeepperformanceoptimalonalightweightaccesspoint，whatcanbedone？（）
多项选择题 Whensettinganaccesspointtoanon-rootrole，whattwoparameters，otherthanRoleintheRadioNetwork，mustbeconfiguredontheSSIDManagerpage？（）