reducing the received-lines?

Hi,

an example:

----8<----
Received: from rainix.jena.thur.de (localhost [127.0.0.1])
        by rainix.jena.thur.de (8.12.6/8.12.6) with ESMTP id j0Q8QQP1020235
        for <[email protected]>; Wed, 26 Jan 2005 09:26:26 +0100
Received: from localhost (daemon@localhost)
        by rainix.jena.thur.de (8.12.6/8.12.6/Submit) with SMTP id j0Q8QPHt020234
        for <[email protected]>; Wed, 26 Jan 2005 09:26:25 +0100
Received: by rainix.jena.thur.de (bulk_mailer v1.13); Wed, 26 Jan 2005 09:24:50 +0100
Received: from rainix.jena.thur.de (localhost [127.0.0.1])
        by rainix.jena.thur.de (8.12.6/8.12.6) with ESMTP id j0Q8OmP1019900
        for <[email protected]>; Wed, 26 Jan 2005 09:24:48 +0100  
Received: (from mdom@localhost)
        by rainix.jena.thur.de (8.12.6/8.12.6/Submit) id j0Q8OmIb019899
        for begabt-outgoing; Wed, 26 Jan 2005 09:24:48 +0100
Received: from rainix.jena.thur.de (localhost [127.0.0.1])
        by rainix.jena.thur.de (8.12.6/8.12.6) with ESMTP id j0Q8OhP1019896
        for <[email protected]>; Wed, 26 Jan 2005 09:24:44 +0100
Received: (from rainer@localhost)
        by rainix.jena.thur.de (8.12.6/8.12.6/Submit) id j0Q8OcoO019895
        for [email protected]; Wed, 26 Jan 2005 09:24:38 +0100
Received: from rainix.jena.thur.de (localhost [127.0.0.1])
        by rainix.jena.thur.de (8.12.6/8.12.6) with ESMTP id j0Q7UDP1019645
        for <[email protected]>; Wed, 26 Jan 2005 08:30:13 +0100
Received: (from uucp@localhost)
        by rainix.jena.thur.de (8.12.6/8.12.6/Submit) with UUCP id j0Q7UDB7019642
        for [email protected]; Wed, 26 Jan 2005 08:30:13 +0100
----8<----

9 Receiveds for internal communication only.
Question: is it possible in majordomo to reduce that or is it an MTA's
task?

Thanks,
Rainer