单项选择题
A. association request/response， probe request/response， authentication request/response
B. association request/response， authentication request/response， probe request/response
C. probe request/response， authentication request/response， association request/response
D. probe request/response， association request/response， authentication request/response
E. None of the other alternatives apply
单项选择题 Refer to the exhibit. The signal transmitted from the AP is reflected off a wall resulting in multipath interference at the client end. Which statement is true？ （）
单项选择题 You work as a network technician at Company. Please study the exhibit carefully. In this Company wireless network， the LAP （lightweight access point） attempts to register to a WLC （Wireless LAN Controller）. What kind of message is transmitted？（）
单项选择题 LDAP is being used throughout the Company wireless network. Which statement about the Lightweight Access Point Protocol （LWAPP） protocol is true？（）