Re: [Exim] AUTH=LOGIN, authenticating to a smarthost

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Lähettäjä: S. Joel Bernstein
Päiväys:  
Vastaanottaja: Niccolo Rigacci
Kopio: exim-users
Aihe: Re: [Exim] AUTH=LOGIN, authenticating to a smarthost
Well call me inquisitive, but i wanted to find out what the mailserver at
telecomitalia.it did when i opened an smtp session to it...

cerberus:~# host -t mx telecomitalia.it
telecomitalia.it        MX      10 smtp.csi.telecomitalia.it


so I open the smtp connection:

cerberus:~# telnet smtp.csi.telecomitalia.it smtp
Trying 212.210.43.240...
Connected to smtp.csi.telecomitalia.it.
Escape character is '^]'.
220-InterScan Version 3.5-Build_SOL_1059 $Date: 07/03/2000 00:56:0029$:
Ready
220 smtpin01 ESMTP Exim 3.22 #2 Fri, 01 Jun 2001 13:54:25 +0200
quit
221 smtpin01 closing connection
Connection closed by foreign host.

and whoa-mama, they're running exim...
can you use that as your smarthost? could solve all your problems :)

if not, what smtp server do you have to use?

Joel
----- Original Message -----
From: "Andrew D" <awd@???>
To: "Niccolo Rigacci" <niccolo@???>
Cc: <exim-users@???>
Sent: Friday, June 01, 2001 11:05 AM
Subject: Re: [Exim] AUTH=LOGIN, authenticating to a smarthost


> ----- Original Message -----
> Sent: Friday, June 01, 2001 7:11 PM
> Subject: Re: [Exim] AUTH=LOGIN, authenticating to a smarthost
>
>
> Yep so I see.
> > Exim can't do this, its a MTA not a MUA and as such doesn't expect to do
> > SMTP-AUTH as a client. This was covered not so long ago on the mailing
> > list. check out the archives.
> sorry, I checked out my archives and not the docs which is what was said

in
> a message or 2. I stand corrected :)
>
>
> > 34.2 Using plaintext in a client
> Though I couldn't find this 34.2 bit in the 3.10 docs on exim's site

though
> I found the bit that u refer to.
> >
> as u mentioned in your original email u said that it shows this :
> 250-AUTH=LOGIN
> exim can't find an authenticator named =LOGIN and as far as I know you

can't
> put "=LOGIN" as the authentication scheme and exim may even be looking for
> the space between AUTH and the Auth scheme. however I may be wrong as

proven
> just b4 :)
>
> from the 3.10 docs.
>
> Authentication by an Exim client
> The `smtp' transport has an option called `authenticate_hosts' if Exim is
> built with authentication support. When the `smtp' transport connects to a
> server that announces support for authentication, and also matches an

entry
> in `authenticate_hosts', Exim (as a client) tries to authenticate as
> follows:
>
> For each authenticator that is configured as a client, it searches the
> authentication mechanisms announced by the server for one whose name

matches
> the public name of the authenticator.
> When it finds one that matches, it runs the authenticator's client code.

The
> variables `$host' and `$host_address' are available for any string
> expansions that the client might do. They are set to the server's name and
> IP address. If any expansion is forced to fail, the authentication attempt
> is abandoned. Otherwise an expansion failure causes delivery to be

deferred.
> If the result is a temporary error or a timeout, Exim abandons trying to
> send the message to the host for the moment. It will try again later. If
> there are any backup hosts available, they are tried in the usual way.
> If the response to authentication is a permanent error (5xx code), Exim
> carries on searching the list of authenticators. If all authentication
> attempts give permanent errors, or if there are no attempts because no
> mechanisms match, it tries to deliver the message unauthenticated.
> When Exim has authenticated itself to a remote server, it adds the AUTH
> parameter to the MAIL commands it sends, if it has got an authenticated
> sender for the message. If a local process calls Exim to send a message,

the
> sender address that is built from the login name and qualify domain is
> treated as authenticated.
>
>
> bascially my 3 suggestions stand, either keep asking them to allow u
> through with no AUTH, or get a different ISP, or just send email direct

from
> exim without using a smart host (if thats possible because of port
> blocking).
>
> HTH
> cya
> Andrew
>
>
>
> --
> Spotted on the back of a Tee shirt worn by LAPD Bomb Squad:
> "If you see me running, try to keep up"
>
>
> --
> ## List details at http://www.exim.org/mailman/listinfo/exim-users Exim

details at http://www.exim.org/ ##