单项选择题 Which of the following WAN technologies has the GREATEST latency and is not recommended for VoIP?（）

单项选择题 A technician needs to ensure that a specific application on a single home users computer receives Internet traffic reliably. The home network provides access to three other users and the application relies on a specific protocol. Which of the following should the technician use?（）

单项选择题 Which of the following does not affect security on a wireless access point?（）