A.Polling values can be changed only in the maintenance……

单项选择题On a Cisco 1000 Series controller-based access point， the alarm LED is flashing red， but the otherLEDs are off. What is this access point indicating？（）

A.Its IP address already exists.
B.It is operating normally.
C.It requires a code upgrade.
D.It has lost contact with the controller.

单项选择题Clients using Cisco-LEAP and EAP-FAST authentication are having no problems logging on to thewireless network， but clients using PEAP are failing to log on. Which situation would result in thistype ofproblem？（）

A.Posture validation has not been enabled
B.The AAA server is set to accept both MS-CHAP v2 and GTC for PEAP authentication
C.Clients and server are not using certificates
D.Clients have been set to validate the server identity

单项选择题On a Cisco Aironet 802.11 a b g wireless LAN client adapter， the status LED and activity LED arealternating on and off. What does this indicate？（）

A.The client card is not associated to the network.
B.The client card has awakened from power-save mode.
C.The driver has been installed incorrectly.
D.The client card has failed.

单项选择题You have very few Cisco 7920 wireless IP phones on your network， but lots of wireless laptops. Youwant to increase the bandwidth available for the laptops by decreasing the bandwidth reserved forthe Cisco 7920 phones. What is the lowest percentage of voice-allocated bandwidth you can select onthe WLAN controller？（）

A.55 percent
B.75 percent
C.40 percent
D.25 percent

单项选择题Your customer has deployed a Cisco Wireless Location Appliance within its warehouseenvironment. However， employees there have been experiencing problems when tracking objects using activeRFID tags.You use an access point scan to determine if the Location Appliance has been deployed correctly. Making which change to warehouse deployment location services will most likely correct theproblem？（）

A.ensure channels are deployed such that they do not overlap
B.allow for the automatic containment of rogue access points
C.ensure each area is covered by a minimum of three access points
D.ensure a minimum RSSI value of -50