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Top Forums UNIX for Dummies Questions & Answers Please help with Postfix config issue - How to allow remote Exchange server to relay to my postfix Post 302399025 by wbdevilliers on Friday 26th of February 2010 05:28:55 AM
Old 02-26-2010
Please help with Postfix config issue - How to allow remote Exchange server to relay to my postfix

Hi guys

One of our clients have a problem with sending email to a certain domain. No matter what we try, the mails just dont get delivered.

What I did then, is created a new connector on their Exchange server, pointing all mail sent to their client at "domain1" to relay to our Postfix mail server that we use. Mail from us to "domain1" works fine.

I have given their Exchange server access to our relay in postfix. I dont get any RELAY access denied errors when testing email.

The error I get in our postfix maillog when I send a email to user@domain1.com from our client Exchange is:

Code:
 
Feb 26 11:53:03 ourpostfixserver postfix/local[7354]: 6B307A4D822: to=user@domain1.com, relay=local, delay=1, status=bounced (unknown user: "user")

I know I probably missed some config in postfix somewhere...

Would appreciate any suggestions.

Thanks! Smilie
 

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CALIBRE-SMTP(1) 						      calibre							   CALIBRE-SMTP(1)

NAME
calibre-smtp - part of calibre SYNOPSIS
calibre-smtp [options] [from to text] DESCRIPTION
Send mail using the SMTP protocol. calibre-smtp has two modes of operation. In the compose mode you specify from to and text and these are used to build and send an email message. In the filter mode, calibre-smtp reads a complete email message from STDIN and sends it. text is the body of the email message. If text is not specified, a complete email message is read from STDIN. from is the email address of the sender and to is the email address of the recipient. When a complete email is read from STDIN, from and to are only used in the SMTP negotiation, the message headers are not modified. Whenever you pass arguments to calibre-smtp that have spaces in them, enclose the arguments in quotation marks. OPTIONS
--version show program's version number and exit -h, --help show this help message and exit -l, --localhost Host name of localhost. Used when connecting to SMTP server. -o, --outbox Path to maildir folder to store failed email messages in. -f, --fork Fork and deliver message in background. If you use this option, you should also use --outbox to handle delivery failures. -t, --timeout Timeout for connection -v, --verbose Be more verbose COMPOSE MAIL Options to compose an email. Ignored if text is not specified -a, --attachment File to attach to the email -s, --subject Subject of the email SMTP RELAY Options to use an SMTP relay server to send mail. calibre will try to send the email directly unless --relay is specified. -r, --relay An SMTP relay server to use to send mail. --port Port to connect to on relay server. Default is to use 465 if encryption method is SSL and 25 otherwise. -u, --username Username for relay -p, --password Password for relay -e, --encryption-method Encryption method to use when connecting to relay. Choices are TLS and SSL. Default is TLS. SEE ALSO
The User Manual is available at http://calibre-ebook.com/user_manual Created by Kovid Goyal <kovid@kovidgoyal.net> calibre-smtp (calibre 0.6.53) July 2010 CALIBRE-SMTP(1)
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