214065Re: Invalid address and bounce from Exchange
- Feb 1, 2007Erwan David wrote:
> Le Thu 1/02/2007, Eray Aslan disaitWe do recipient checking and user3@... shown above (local part is
>> Eray Aslan wrote:
>>> Postfix acts as a relay for our internal exchange server. The following
>>> message generates a bounce from exchange. Shouldn't
>>> reject_non_fqdn_sender catch these addresses?
>> mail ~ # telnet 127.0.0.1 25
>> Trying 127.0.0.1...
>> Connected to 127.0.0.1.
>> Escape character is '^]'.
>> 220 mail.caf.com.tr ESMTP Postfix
>> ehlo example.net
>> 250-SIZE 10240000
>> 250 DSN
>> mail from: @...
>> 250 2.1.0 Ok
>> rcpt to: user3@...
>> 250 2.1.5 Ok
>> 354 End data with <CR><LF>.<CR><LF>
>> 250 2.0.0 Ok: queued as 35526138BB6
>> 221 2.0.0 Bye
>> Connection closed by foreign host.
>> and the message bounces:
>> Feb 1 10:36:34 mail postfix/smtp: 836FB141AF0:
>> to=<user3@...>, relay=10.0.0.3[10.0.0.3]:25, delay=0.35,
>> delays=0.08/0.04/0.22/0, dsn=5.5.4, status=bounced (host
>> 10.0.0.3[10.0.0.3] said: 501 5.5.4 Invalid Address (in reply to MAIL
>> FROM command))
> You must somehow give to your postifx the valid Exchange addresses in
> a relay_recipient_maps, then the reject_unlisted_recipient restriction
> will reject those addresses at postfix level.
munged for obvious reasons) is a valid recipient. That is not the problem.
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