Alter Aeon Online Help

Keywords are:  'set room flags'

Format:
set room flags
set room flags <flag1> <flag2> ... <flagN>

There are many flags that can be set on a room, but not all are available
to mortals.  For a listing of what flags you may set, use the
'set room flags' command with no arguments.

Flags are visible with the 'set room stat' command.