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Re: SASL vs. M$ Outlook and Outlook Express

From: Tony Earnshaw (tonnihetnet.nl)
Date: Mon Jan 01 2007 - 07:52:25 CST


Rene van Hoek wrote:

[...]

> I did an telnet to your machine and that seems ok:
>
> Leto:/Volumes renevanhoek$ telnet mail.kovarovi.org 25
> Trying 194.212.102.169...
> Connected to bimbo.kovarovi.org.
> Escape character is '^]'.
> 220 mail.kovarovi.org ESMTP Postfix
> EHLO test.a8.nl
> 250-mail.kovarovi.org
> 250-PIPELINING
> 250-SIZE 10240000
> 250-VRFY
> 250-ETRN
> 250-AUTH PLAIN
> 250-AUTH=PLAIN
> 250-ENHANCEDSTATUSCODES
> 250-8BITMIME
> 250 DSN
>
>
> Also according to the maillog, the client don't authenticate. So the
> problem is as far as I can see with the configuration of the client.
>
> As an test, did you try for yourself to relay mail through your mta with
> Windows and Outlook? In this way you can rule-out (or confirm) client
> configuration mistakes.

MS clients need AUTH LOGIN, PLAIN won't work; also it's a security
mistake to offer AUTH PLAIN or LOGIN without first hiding them with
smtpd_use_tls = yes and smtpd_tls_auth_only = yes.

> Otherwise refer your client to Microsoft Support ;-)

After OP has waited his due time and paid his due he'll get to hear the
same from them.

--Tonni

--
Tony Earnshaw
Email: tonni at hetnet.nl