Re: User@ address unexpected behavior, Snapshot-20020107 -> 1.1.4 issues

From: Ralf Hildebrandt (no email)
Date: Fri Mar 01 2002 - 04:30:08 EST


On Fri, Mar 01, 2002 at 03:32:18PM +1100, Brett Morgan wrote:
> One of my users is attempting to feed postfix email addresses of the
> format "user@" purportedly to get around netscape mail client auto
> completing his typing for him. He gets bounces of the form
> "user at dot domain" does not exist. Now obviously user@ is not really al that
> valid, but "it used to work in sendmail". Help.

Reject such garbage:

strict_rfc821_envelopes = yes

smtpd_recipient_restrictions =
   reject_non_fqdn_sender,
   reject_non_fqdn_recipient,
   reject_unknown_sender_domain,
   reject_unknown_recipient_domain,
   permit_mynetworks,
   reject_unauth_destination
   ... more stuff ...
   permit

> Secondly, my server is running Snapshot-20020107, and everything is
> happy. When I attempt to upgrade to 1.1.4, the server has serious problems
> accepting smtp mail. Am i looking at known problems here, or should I
> be bundling diagnostic information?

Definitely.

> I actually initially installed 1.1.4, ran into problems, and installed
> Snapshot-20020107 over the top using the configuration file that I had
> configured under 1.1.4. Thus the main.cf file (below) has 1.1.4'isms included,
> but it only works under Snapshot-20020107. hints?

An update never touches the config.
Post "postconf -n" output only.

-- 
Ralf Hildebrandt (Im Auftrag des Referat V A)   
Charite Campus Virchow-Klinikum                 Tel.  +49 (0)30-450 570-155
Referat V A - Kommunikationsnetze -             Fax.  +49 (0)30-450 570-916
llama would be a more fitting name for OpenLDAP: 
It's big, stubborn and spits in your face when you need it the most.
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