单项选择题
A. wireless monitoring device
B. wireless LAN controller
C. wireless bridge
D. wireless management device
E. access point
单项选择题 Increased productivity, minimized legal risks, and improvements in "green" operation can be easily linked to Cisco solutions in which technology area?（）
多项选择题 Select the three foundational hardware components that comprise the Smart Business Communication System.（）
单项选择题 In which areas do SMBs tend to require better products than found in retail stores?（）