214072Re: Invalid address and bounce from Exchange
- Feb 1, 2007Eray Aslan wrote:
> Postfix acts as a relay for our internal exchange server. The followingAs far as I can tell, RFCs allow empty local part as quoted null string.
> message generates a bounce from exchange. Shouldn't
> reject_non_fqdn_sender catch these addresses?
> mail ~ # zgrep 503242E4DC /var/log/mail.log.1.gz
> Jan 29 16:50:46 mail postfix/smtpd: 503242E4DC:
> Jan 29 16:50:47 mail postfix/cleanup: 503242E4DC:
> Jan 29 16:50:50 mail postfix/qmgr: 503242E4DC: from=<@...>,
> size=7570, nrcpt=1 (queue active)
> Jan 29 16:50:58 mail postfix/smtp: 503242E4DC:
> to=<user2@...>, relay=127.0.0.1[127.0.0.1]:10024, delay=13,
> delays=5.1/0/0.01/7.6, dsn=2.6.0, status=sent (250 2.6.0 Ok,
> id=29009-20, from MTA([127.0.0.1]:10025): 250 2.0.0 Ok: queued as
> Jan 29 16:50:58 mail postfix/qmgr: 503242E4DC: removed
Even if it is technically correct, should we allow empty local parts in
email address in the form of @...? Certainly, it not
deliverable. Or is Exchange at fault here and I should solve this by a
regexp in check_sender_access?
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