====All Units Off====
Turn off all Units in a housecode.\\
This command can only be sent to an X10 controller. It has no effect on any other interface type.

===Usage:===
**all Units off** "X10 housecode A-P"

===Optional Parameters:===
**interface** (name of an X10 capable interface)

===Examples:===
<code applescript>
all units off "A" interface "My CM11"
</code>

===Notes:===
If the **interface** parameter is left out you must have a Default Outgoing Powerline interface selected in the preferences or no command can be sent.\\

Some devices do not respond to this command.