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.
Postfix does not use virtual aliases UNLESS if you configure it to do so. Please follow instructions in http://www.postfix.org/DEBUG_README.html#mail as requested in the mailing list welcome message. Wietse
