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RE: [SPAM?] Re: SPF implementation not working

From: Paul Cocker (paul.cockertntpost.co.uk)
Date: Wed Jun 03 2009 - 02:20:23 CDT

> -----Original Message-----
> From: Noel Jones [mailto:njonesmegan.vbhcs.org]
> Sent: 01 June 2009 14:30
> To: Paul Cocker; postfix-userspostfix.org
> Subject: [SPAM?] Re: SPF implementation not working
> Importance: Low
>
> Paul Cocker wrote:
> > I'm trying to implement SPF on our Postfix 2.3.3
> installation running
> > on CentOS 5.2 and have been using the "Sender address
> verification for
> > all e-mail" article on the postfix site. We're also using a
> Barracuda
> > filter and SPF verification hasn't been leading to false
> positives so
> > we're happy to enable it for everything.
>
> The article you refer to is about sending address
> verification probes, not SPF. You have not enabled SPF in
> postfix. Note that some sites consider the address probes
> you have enabled a form of abuse - if you send too many of
> them them, they will blacklist you. You might want to turn
> that feature back off.
>

Ah, clearly I have become confused somewhere along the line. Thanks,
I'll check the articles you linked.

Would I be correct in thinking you are referring only to
reject_unverified_sender, or do you mean the entire
smtpd_sender_restrictions block I posted?
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