单项选择题 There are 30 managed access points on the wlse.  a radio scan is started but fails. Upon  inspection of the device list in the reports tab， you notice a red indicator on the wds access point. upon inspection of the wds access point through its guid， it is discovered that the security keys are not set up between the wds access point and the wlse. Which of the following is mis configured？（）

单项选择题 You are using adu and are authenticated and associated to an access point. you are unable to obtain an ip address. Which of the following will cause this problem？（）

单项选择题 On a series 1010 lightweight access point， the alarm led is flashing red， and all other leds are off. What is the lightweight access point indicating？（）