单项选择题
A. Networks that use OSPF in addition to static routes
B. Networks with classless Internet domain routing
C. Networks with multiple ISPs
D. Networks that use encryption
单项选择题 Which of the following operates in the 2.4GHz range and has a MAXIMUM distance of 10 meters (33 feet)?（）
单项选择题 Which of the following describes an area where communications equipment is stored?（）
单项选择题 A new department is formed and a new section of the building is being built out for them. All 50 new employees will need access to the wireless network. Which of the following should be completed to allow these new employees access to the wireless network?（）