Re: [Exim] sender callout failing

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Auteur: Philip Hazel
Date:  
À: David Saez
CC: exim-users
Sujet: Re: [Exim] sender callout failing
On Wed, 5 Mar 2003, David Saez wrote:

> I just suscribed to php-dev mailing list and ALL messages comming
> from the address dark_panda@??? make header sender callout
> to fail as if this address does not exist, but it does ...
>
> http://www.dnsreport.com/tools/mail.ch?domain=dark_panda%40hushmail.com
>
> altought the server replies with "250 Ok" instead of "250 Accepted"


The server is broken. It is not prepared to accept bounce messages:

$ telnet smtp.hushmail.com 25
Trying 65.39.178.31...
Connected to smtp.hushmail.com.
Escape character is '^]'.
220 smtp1.hushmail.com ESMTP server ready
ehlo libra.cus.cam.ac.uk
250-smtp1.hushmail.com
250-PIPELINING
250-SIZE 26522515
250-ETRN
250-XVERP
250 8BITMIME
mail from:<>
250 Ok
rcpt to:<dark_panda@???>
550 <>: Sender address rejected: Null envelope sender not allowed

--
Philip Hazel            University of Cambridge Computing Service,
ph10@???      Cambridge, England. Phone: +44 1223 334714.