op 10-06-14 17:15, Bernd Petrovitsch schreef:
FTR: I find ---- snip ---- List-Id: Dovecot Mailing List <dovecot.dovecot.org> List-Unsubscribe: <http://dovecot.org/cgi-bin/mailman/options/dovecot>, <mailto:dovecot-request@dovecot.org?subject=unsubscribe> List-Archive: <http://dovecot.org/pipermail/dovecot/> List-Post: <mailto:dovecot@dovecot.org> List-Help: <mailto:dovecot-request@dovecot.org?subject=help> List-Subscribe: <http://dovecot.org/cgi-bin/mailman/listinfo/dovecot>, <mailto:dovecot-request@dovecot.org?subject=subscribe> ---- snip ---- in every mail header (=> RFC-2919). Is someone filtering headers on your side or the MUA just not displaying really all of them?
I looked at some messages on the server. Not trace of those List-lines. I think I will get in touch with Watchguard to see if they remove those lines.
Thanks.
Koenraad