Let us face the simple and plain fact. Command line interface is very powerful but at the same time it is also very complicated. Almost every command line junkie needs help every now and then. If you are a network administrator and are stuck with the Ubiquiti Networks Wlan Pc Card command usage, there are two ways for you to get help. First is the you use the ? (question mark) as the command. The second option that you have is the 'help' command. Both these commands would allow you to access the common help facility of Netsh.