Re: [SLUG] Postfix SMTP client, relay mail through Earthlink SMTP server

From: Russell Hires (rhires@earthlink.net)
Date: Thu Jul 08 2004 - 09:02:59 EDT


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The auth you need is cram-md5, or plain or login. I'm sure postfix has
something on this.

Russell

On Wednesday 07 July 2004 21:39, Douglas Koobs wrote:
> OK, a little more info on this... Using ethereal to capture packets, I
> attempted to send an email through smtpauth.earthlink.net. The SMTP
> session looks good during the ehlo command, then earthlink responds with
> with some 250 messages stating what auth methods they support, pipelining,
> etc. and one line also says "STARTTLS". Then I send over an ACK, earthlink
> sends a FIN,ACK. Then earthlink sends "421
> asmtp-a063f33.pas.sa.earthlink.net lost input connection"
>
> Do I need to do something to configure TLS? Keep in mind, I am only
> concerned with authenticating with earthlink's smtp server, not with
> authenticating my users.
>
> I've attached the ethereal capture file in all it's glory, if anybody
> cares to look at it...
>
> Whata re the chances that the version of Postfix I'm running wasn't built
> with SASL support? It's the generic Mandrake package for 10.0 Official,
> I'll do some research and try to verify that it does have SASL support.
>
> Thanks again...
>
> Doug
>
>
> Here is the relevant
>
> > output from postconf:
> >
> > smtp_sasl_auth_enable = yes
> > smtp_sasl_password_maps = hash:/etc/postfix/sasl/sasl_passwd
> > smtp_sasl_path =
> > smtp_sasl_security_options =
> > smtp_sasl_tls_security_options = $var_smtp_sasl_opts
> > smtp_sasl_tls_verified_security_options = $var_smtp_sasl_tls_opts
> > transport_maps = hash:/etc/postfix/transport
> >
> > Here is my sasl_password file (modified):
> > earthlink.net myusername@earthlink.net:mypasswd
> > .earthlink.net myusername@earthlink.net:mypasswd
> >
> > Here is my transport file:
> > yahoo.com smtp:smtpauth.earthlink.net
> > .yahoo.com smtp:smtpauth.earthlink.net
> >
> > When I try to send email to a yahoo.com address, postfix tries to relay
> > through smtpauth.earthlink.net as expected, but evidently does not try to
> > use any authorization... here is the response I get:
> >
> > <some_address@yahoo.com>: host smtpauth.earthlink.net[207.217.121.157]
> > said: 550 Please configure your mail client to use authentication. (in
> > reply to RCPT TO command)
> >
> > It doesn't seem that Postfix is sending any kind of auth info... I've got
> > cyrus-sasl-2.1.15-10mdk installed, postfix-2.1.1-0.1.100mdk running on
> > Mandrake 10 official. My understanding is that this postfix package is
> > built with sasl support. How can I confirm? What am I missing?
> >
> > Thanks!
> >
> > Doug

- --
Linux -- the OS for the Renaissance Man
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