Usage: SET BEEP [ON|OFF|TOGGLE]
  Turns ON or OFF the audibleness of ^G's when received.  If ON,
  ^Gs should beep the terminal.  When OFF, ^G's will be treated
  as other control characters and show up as G in the display.

  This setting will override BEEP_ON_MSG or BEEP_WHEN_AWAY
  setting if either (or both) is on.

See Also:
  SET BEEP_ON_MSG
  SET BEEP_WHEN_AWAY
