From: mohamad rahimi (rahimi992yahoo.com)
Date: Sun Apr 25 2010 - 14:05:13 CDT

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________________________________
From: Victor Duchovni <Victor.Duchovnimorganstanley.com>
To: postfix-userspostfix.org
Sent: Sun, April 25, 2010 8:17:11 PM
Subject: Re: Authentication problem with Thunderbird

On Sun, Apr 25, 2010 at 10:18:57AM -0700, mohamad rahimi wrote:

> >> "Unable to authentication to SMTP server mx.mydomain. The server does not
> > >support any compatible secure authentication mechanism but you have chosen
> > >secure authentication. Try switching off secure authentication."
>
> >"Secure Authentication" means no plaintext passwords, i.e. GSSAPI,
> >CRAM-MD5, ... Are you sure you have support for mechanisms other than
> >"PLAIN"? If not, don't tell Thunderbird to try and use them...
>
>> I am sure our mail server had the mechanisms for Secure Authentication.

>What do you mean when you say this? Which non-plaintext SASL mechanisms
>does your server support, and how?

>> my question is that how can I understand that now our mail server
>> support this mechanisms and how can I run this.

>The above sentence does not make sense in English I am afraid. :-(

Sorry for inconvenient in my explanation. In my first email I told that this problem happened after restart the firewall and mail server before that I did not have this problem and it means Secure Authentication mechanisms worked.
I don't know Which non-plaintext or plaintext SASL mechanisms my server support.
how can I find out?

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