单项选择题
A.polling values can be changed only in the maintenance window.
B.polling values can be changed only on the location server.
C.your login does not have the correct permissions.
D.you must wait for the location server to become available.
单项选择题 Inwhichservicecomponentofthewirelessoperatephaseareincidenttrendsanalyzedtoidentifypatternsandsystemicconditions？（）
单项选择题 On a cisco 1000 series controller-based access point，the alarm led is flashing red，but the other leds are off. What is this access point indicating？（）
多项选择题 Whichthreeoftheseusergroupsareavailableonciscowcsversion4.0？（）