Re: [Exim] yahoo.com makes callout senderverify unusable!?

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Author: Suresh Ramasubramanian
Date:  
To: Matthias Lewandowski
CC: exim-users
Subject: Re: [Exim] yahoo.com makes callout senderverify unusable!?
Matthias Lewandowski writes on 12/4/2003 5:29 AM:

> the last days I recognized a lot of frozen bounces
> to yahoo.com addresses. I wondered why, because we
> are doing a callout, especially for yahoo.com.


More power to them... callouts are not really the best or brightest way
to filter spam. See the recent nanog thread on verizon's callouts.

> So what are the yahoo-MTAs doing? Accept every null-sender mail, making
> callouts impossible?


If they run qmail - the smtpd process most likely doesn't have a view of
the userdb unless they patch it to do so.

    srs