nl_tokens: The ** iw scan ** command is used to scan for wireless networks visible to a wireless interface . For convenience the networks are sorted by signal strength .
pl_tokens: function scan ( options , callback ) { var interface , show_hidden if ( typeof options === 'string' ) { var interface = options ; var show_hidden = false ; } else { var interface = options . iface ; var show_hidden = options . show_hidden || <mask> ; } this . exec ( 'iw dev ' + interface + ' scan' , parse_scan ( show_hidden , callback ) ) ; }