单项选择题
A.1:ON 2:ON 3:OFF 4:OFFB.1:ON 2:ON 3:ON 4:ONC.1:OFF 2:OFF 3:ON 4:OND.1:OFF 2:ON 3:ON 4:ON
A.192.168.1.1B.192.192.192.11C.1.2.3.4D.1.1.1.1
A.-11dBm~-1dBmB.-11dBm~-10dBmC.-14dBm~-1dBmD.-14dBm~1dBm