单项选择题
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？（）
单项选择题 You are configuring a wireless LAN controller for QoS. Which 802.11e user priority tag should you apply to voice applications？（）
单项选择题 Whichofthefollowingbestdescribesthepurposeofusinglifecycleservicesfordeployinganadvancedwirelesssolution？（）