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Date:  Fri, 1 Feb 2008 06:23:42 -0600
From:  Larry Smith <lesmith (at mark) ecsis.net>
Subject:  [coba-e:11863] Re: Relay Problems.
To:  coba-e (at mark) bluequartz.org
Message-Id:  <200802010623.42850.lesmith (at mark) ecsis.net>
In-Reply-To:  <005b01c8648d$88901750$63e62981@HPPAVILION>
References:  <47A226BC.5010901 (at mark) dogsbody.org> <200802010318.06502.bq (at mark) solarspeed.net> <005b01c8648d$88901750$63e62981 (at mark) HPPAVILION>
X-Mail-Count: 11863

On Thursday 31 January 2008 22:47, Darrell D. Mobley wrote:
> > -----Original Message-----
> > From: Michael Stauber [mailto:bq (at mark) solarspeed.net]
> > Sent: Thursday, January 31, 2008 9:18 PM
> > To: coba-e (at mark) bluequartz.org
> > Subject: [coba-e:11860] Re: Relay Problems.
> >
> > Hi William,
> >
> > > So how would I relay e-mail through his domain name that I am hosting
> > > on my server without having to list his IP each time?
> > >
> > > Is there a "relay after POP" option in BlueQuartz?
> >
> > In the GUI interface see "Server Management" / "Network Services" /
> > "Email".
> >
> > That page has a "Basic" and an "Advanced" tab.
> >
> > In the "Advanced" tab you find a checkbox for "POP Authenticated
> > Relaying",
> > which is what you're asking for.
> >
> > But rather use "Enable SMTP Auth" (see the "Basic" tab). When "Enable
> > SMTP Auth" is checked, email is relayed if the user athenticates against
> > the SMTP
> > server with a valid username and password. All email clients support that
> > method and it works considerably better than "POP Authenticated
> > Relaying", which is just a dirty hack anyway.
> > --
> > With best regards,
> >
> > Michael Stauber
> >
> One point on the use of this: If you use RBL's and the user is on a dynamic
> block, there is a good chance the mail won't get through even using the
> recommendations Michael made.  I am on Comcast, and because it is in the
> block of dynamically assigned IPs, some RBL's won't allow my mail through
> unless I list the Comcast IP in the relay for this IP settings.
>

Actually I believe the SMTP-AUTH (which uses the submit.cf configuration 
from /etc/mail) bypasses this (rbl check) and will allow any _authenticated_ 
IP to send.

-- 
Larry Smith
SysAd ECSIS.NET
sysad (at mark) ecsis.net