"confirm delivery" problem

[wfirefox]

I use Parallels Plesk Panel 9.5.4

and use email fonction of plesk panel with horde for webmail but I use Outlook 2003 with pop ans smtp of my domain host in plesk panel and when use a confirm lecture of email it's functionning but the "confirm delivery" not functionning...

where is function to activate this on plesk panel ?

 

[wfirefox]

someone have idea ?

 

[wfirefox]

I have always the probleme nobody to help me ?

 

[kram@]

As far as I know, this fucntion only works with Postifix