From: MrC (lists-postfixcappella.us)
Date: Mon Sep 03 2007 - 12:07:23 CDT

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Frans Maas wrote:
> At this moment I am stuck in getting a Postfix -> Exchange relay config to
> work.
>
> Have switched on debugging in Postfix:
> In master.cf added -v as in: smtp unix - - n - - smtp -v
>
> Postfix does proper authentication:
> < 235 2.7.0 Authentication successful.
>
> Then I get this sequence:
>> MAIL FROM:<fransdatapolish.com> SIZE=1270 BODY=8BITMIME AUTH=<>
> < 250 2.1.0 fransdatapolish.com....Sender OK
>> RCPT TO:<newbie.datapolishgmail.com> ORCPT=rfc822;newbie.datapolishgmail.com
> < 250 2.1.5 newbie.datapolishgmail.com
>> DATA
> < 354 Start mail input; end with <CRLF>.<CRLF>
>> Hello world!
>> .
>> QUIT
> < 454 5.7.3 Client does not have permission to Send As this sender.
>
> I have been replaying this with telnet to find the offending item.
> It appears to be the AUTH=<> at the end of the MAIL FROM command.
> When I leave this out, or replace it with AUTH=<fransdatapolish.com>,
> everything works fine.
>
> My problem now is to configure Postfix do the same!
> Do you have any suggestion?
> I have looked around quite a bit on the Internet, but alas!
>
> With kind regards,

http://thread.gmane.org/gmane.mail.postfix.user/141809

MrC

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