On Tue, 2009-05-26 at 08:52 -0400, Gottschalk, David wrote: > Do you mean the From: header line? No, the "From:" line is, as always, utterly meaningless. > I have multiple "Received:" headers since the message had to transverse multiple > servers to get to the Cyrus server. Which is normal. But they will show how the message actually got processed; most importantly who the message was addresses to by the first server to process it. I've seen people header/masquerade rewritting rules do some weird stuff. > What is the "Return-Path: <dgottsc@servername>" signify? I'm wondering if that > is the problem. The Return-Path: specifies the reply address for any autp responders (RFC3834). It shouldn't matter for diagnosing your problem unless something is rewriting the Return-Path on inbound messages [which would be very wrong, and in your MTA, not in Cyrus]. -- OpenGroupware developer: awilliam@xxxxxxxxxxxxx <http://whitemiceconsulting.blogspot.com/> OpenGroupare & Cyrus IMAPd documenation @ <http://docs.opengroupware.org/Members/whitemice/wmogag/file_view> ---- Cyrus Home Page: http://cyrusimap.web.cmu.edu/ Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html