[RFCI-Discuss] Postmaster/abuse listings

Alan W. Rateliff, II rfci-discuss@lists.megacity.org
Sun, 20 Oct 2002 20:52:24 -0400


----- Original Message -----
From: "Brian W. Antoine" <briana@nas-kan.org>
To: <rfci-discuss@lists.megacity.org>
Sent: Sunday, October 20, 2002 8:23 PM
Subject: Re: [RFCI-Discuss] Postmaster/abuse listings


>   If refusal to accept email at your postmaster/abuse accounts from a
network
> you've blacklisted is a requirement, then every DNSBL using admin is
probably
> going to be in trouble.  Is it even possible to accept postmaster email in
> spite of the sending system having landed in DNSBL that your server uses?
I
> thought the DNSBL lookup occurred before the access file was referenced in
> sendmail.

You can use FEATURE(`delay_checks') in your sendmail.mc to avoid this.
Delay_checks delays all checks until AFTER the RCPT TO: command.  This also
has the added benefit of allowing you to see who the message was meant for,
and who it was sent from.

Then, in your access db, put a line like

To:postmaster@domain.com    OK

The only thing I wonder is how I can do a wildcard domain to make ALL domain
postmaster and abuse addy's accept, regardless of DNSBL listing.

Would

To:abuse@        OK
To:postmaster@   OK

Work?  I haven't dealved that much into it.

--
       Alan W. Rateliff, II        :       RATELIFF.NET
 Independent Technology Consultant :    alan2@rateliff.net
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