单项选择题 Which of the following would be the BEST way for Mike, a technician, to disallow other clients to access a WAP, if only the same clients will always be accessing it?（）

单项选择题 Which of the following ports can Mike, a technician, use with an IP address to test FTPconnectivity?（）

单项选择题 Mike, a technician, is installing a wireless router for a client. Which of the following is MOST important when installing a wireless router?（）