Am 19.08.2011 14:56, schrieb Ray Davis: > What would cause valid email addresses to be unknown periodically? They are > valid before and after the following log entries and nothing on the server > was changed. > > This happens to something like 1-4 emails per day (sometimes 0). When it > happens, all the recipient addresses in the mail are rejected. > > Aug 16 09:44:29 mxs01 postfix/smtpd[15032]: NOQUEUE: reject: RCPT from > mf0.ffm0.de.carpe.net[212.96.133.20]: 550 5.1.1 <john....@foo.com>: Recipient > address rejected: User unknown in virtual alias table; from=<op...@xyz.de> > to=<john....@foo.com> proto=ESMTP helo=<mf0.ffm0.de.carpe.net> > Aug 16 09:44:29 mxs01 postfix/smtpd[15029]: NOQUEUE: reject: RCPT from > mf0.ffm0.de.carpe.net[212.96.133.20]: 550 5.1.1 <jane....@foo.com>: Recipient > address rejected: User unknown in virtual alias table; from=<nop...@xyz.de> > to=<jane....@foo.com> proto=ESMTP helo=<mf0.ffm0.de.carpe.net> > > This is a Mac OS X Snow Leopard Server with no postfix config modifications.
So you are using OpenDirectory for your user accounts? Maybe this service does have some problems? Christian -- Roessner-Network-Solutions Bachelor of Science Informatik 50°34.725'N, 08°40.904'O, Nahrungsberg 81, 35390 Giessen F: +49 641 5879091, M: +49 176 93118939 USt-IdNr.: DE225643613 http://www.roessner-network-solutions.com
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