On Mon, Feb 2, 2009 at 11:46 PM, Steffen Kaiser skdovecot@smail.inf.fh-brs.de wrote:
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On Mon, 2 Feb 2009, jan gestre wrote:
when we transferred office, issues arose, suddenly users using email clients like thunderbird/outlook suddenly can't send mail when outside the office and instead gets an smtp denied or worst a mail undeliverable error. The mail undeliverable error was that the
Do you use Dovecot SASL in Postfix to authentificate the users? Do you use Dovecot deliver to drop the mail? Does the recipients are local or remote users? What does postfix says in its logs about the error? When the users login from internal hosts, do they connect to the same port as when they connect from outside the office? If not, what are Postfix' config differences?
I'm no expert but I think I just use MySQL since I'm using PostfixAdmin, correct? Whether the recipient is a local or remote when sending mails from outside the office produces the same mail undeliverable error result. Inside and Outside ports are the same i.e. port 25 and 587 for smtp, 110 for pop3 and 143 for imap.
Here's my /var/log/maillog:
Feb 1 21:26:38 mail postfix/cleanup[19777]: 55E6C148049: hold: header Received: from [127.0.0.1] (unknown [122.53.207.8])??by mail.ddblocal.com (Postfix) with ESMTP id 55E6C148049??for ragestre@xinapse.net; Sun, 1 Feb 2009 21:26:37 +0800 (PHT) from unknown[122.53.207.8]; from=jan.gestre@ddblocal.com to=ragestre@xinapse.net proto=ESMTP helo=<[127.0.0.1]> Feb 1 21:26:38 mail postfix/cleanup[19777]: 55E6C148049: message-id=4985A3E0.7000802@ddblocal.com Feb 1 21:26:38 mail postfix/smtpd[19520]: disconnect from unknown[122.53.207.8] Feb 1 21:26:38 mail dovecot: imap-login: Login: user=jan.gestre@ddblocal.com, method=plain, rip=::ffff:122.53.207.8, lip=::ffff:192.168.1.3
Feb 1 21:26:42 mail MailScanner[17048]: Uninfected: Delivered 1 messages Feb 1 21:26:42 mail MailScanner[17048]: MailScanner child dying of old age Feb 1 21:26:42 mail postfix/pipe[19788]: D9A6D148050: to=postmaster@ddblocal.com, relay=dovecot, delay=5.6, delays=5.6/0.01/0/0.03, dsn=5.1.1, status=bounced (user unknown)