On Mon, Dec 21, 2015 at 09:46:37PM +, Rosenbaum, Larry M. wrote:
> We want to test some new software that sends out notifications. We would like
> to (temporarily) set up a Postfix box so that it accepts the mail and
> validates the recipients but does not deliver the mail. How do I turn off
Hi Marco,
What do your postfix logs say for one of the duplicated deliveries?
When I have seen duplicate deliveries in the past, they were caused
by connection problems that prevented the final SMTP handshake from
being completed, which would acknowledge the receipt of the message.
Then postfix du
On Tue, Oct 13, 2015 at 10:12:52AM -0400, Phil Stracchino wrote:
> I use DSpam with Postfix, and it works well ... except that some time
> back, redelivery of false positives stopped working. I'm not precisely
> certain when it stopped working.
>
> This is the error that is logged on a redelive
On Wed, Feb 04, 2015 at 08:39:05AM -0700, LuKreme wrote:
> Quite a few users are forwarding their mail to either yahoo or gmail, which
> is causing a lot of trouble because both services see spam being forwarded
> and blacklist the sending server (me). Gmail at least seems to calm down
> after a
On Fri, Aug 30, 2013 at 06:00:50PM +, Terry Gilsenan wrote:
> -Original Message-
> From: owner-postfix-us...@postfix.org
> [mailto:owner-postfix-us...@postfix.org] On Behalf Of Robert Sander
> Sent: Saturday, 31 August 2013 3:47 AM
> To: postfix-users@postfix.org
> Subject: Re: Re-inve
On Wed, Feb 27, 2013 at 10:11:08AM -0400, francis picabia wrote:
> Hi,
>
> The number of phishing or otherwise compromised accounts is needing
> an automation to manage it. Last night the spammers waited until
> the evening and simultaneously used 3 compromised accounts to send
> spam over secure
On Tue, Oct 09, 2012 at 11:38:57PM -0500, The Stovebolt Geek wrote:
> I've been running postfix with policyd-weight and spamassassin for
> years on a small hobby domain that I manage. I usually have a few
> hundred spam messages in the spam folder after a few days.
>
> Recently I found out about
On Thu, Jun 28, 2012 at 09:58:08AM -0500, /dev/rob0 wrote:
> On Thu, Jun 28, 2012 at 07:00:18AM -0400, James B. Byrne wrote:
> > On Thu, June 28, 2012 06:36, James B. Byrne wrote:
> > > Perhaps this would be clearer to me if you would be so kind as
> > > to give me the canonical use cases for virtu
On Wed, Jun 06, 2012 at 03:24:41PM -0400, Wietse Venema wrote:
> Curtis:
> > Yeah, I figured it would be a pretty significant slow down for hosts
> > that support it... I just wasn't sure what percentage of hosts support
> > pipelining. If only 10% of hosts were using it in the first place, the
On Tue, May 15, 2012 at 03:45:22PM -0400, Wietse Venema wrote:
> k...@rice.edu:
> > On Tue, May 15, 2012 at 03:08:45PM -0400, Wietse Venema wrote:
> > > k...@rice.edu:
> > > > Dear Postfix users,
> > > >
> > > > I am having mail bounce fr
On Tue, May 15, 2012 at 03:08:45PM -0400, Wietse Venema wrote:
> k...@rice.edu:
> > Dear Postfix users,
> >
> > I am having mail bounce from a Exim 4.77 system with the following
> > error:
> >
> > : Protocol error: host
> > citykitchencatering.com
Dear Postfix users,
I am having mail bounce from a Exim 4.77 system with the following
error:
: Protocol error: host
citykitchencatering.com[74.50.1.185] said: 250 Accepted (in reply to DATA
command)
The sending system is running postfix 2.6.5. Has anyone seen this
before and is there a workarou
On Wed, Feb 22, 2012 at 05:30:02PM +0100, Matthias Leopold wrote:
> hi,
>
> i want to use postgres (8.3) plperl functions to provide
> virtual_mailbox_domains/relay_domains.
>
> is this possible?
>
> how do i make a postgres plperl function return a value/row only
> when certain conditions are m
On Thu, Dec 15, 2011 at 04:41:51PM -0500, James wrote:
> I run my own domain off a dynamic IP but all my postfix uses relayhost set to
> smtp.myisp.
> This works 99.9% of the time but I have encountered two recipients who use
> Barracuda's that block email from my domain.
>
> The bounce includes
On Thu, Oct 20, 2011 at 03:40:57PM +0200, Jan-Frode Myklebust wrote:
> I'm considering if I should enable opportunistic TLS on our smtp
> gateways. Our gateways are known by several DNS names, so I think it
> will be difficult to use certificates signed by a "reputable" CA.
>
> It seems safe enou
On Wed, Aug 31, 2011 at 11:54:21AM -0300, Lima Union wrote:
> Hi all!
> Unfourtunately the link posted in http://www.postfix.org/addon.html
> for 'crm114 Postfix howto by Eugene Borukhovich' is broken (google
> didnt't help either), does anyone by chance have that document? I'm
> trying to setup a
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