Re: postscreen stats

2011-08-27 Thread Steve Fatula
- Original Message - From: /dev/rob0 r...@gmx.co.uk To: postfix-users@postfix.org Cc: Sent: Friday, August 26, 2011 8:24 AM Subject: Re: postscreen stats I'm going to disagree, slightly, with Stan and Wietse. The DNSBL scoring feature was formerly only available via a policy

Re: postscreen stats

2011-08-27 Thread Jean-Michel Bruenn
I'm going to disagree, slightly, with Stan and Wietse. The DNSBL scoring feature was formerly only available via a policy service, and it seems to have improved my spam blocking somewhat. I have aggressive DNSBLs, which I'd never trust for reject_rbl_client, set with low scores. Yeah,

Re: postscreen stats

2011-08-26 Thread /dev/rob0
On Tuesday 23 August 2011 14:25:32 Wietse Venema wrote: Stan Hoeppner: On 8/23/2011 9:10 AM, Kov?cs J?nos wrote: Thanks Ralf! It's amazing how much spam the pregreet test and a good RBL can catch. Do you have any data on how many spam emails survived postscreen? Overall,

Re: postscreen stats

2011-08-24 Thread Robert Schetterer
Am 23.08.2011 21:33, schrieb Patrick Ben Koetter: * Wietse Venema postfix-users@postfix.org: Stan Hoeppner: On 8/23/2011 9:10 AM, Kov?cs J?nos wrote: Thanks Ralf! It's amazing how much spam the pregreet test and a good RBL can catch. Do you have any data on how many spam emails survived

Re: postscreen stats

2011-08-24 Thread Lst_hoe02
Zitat von Patrick Ben Koetter p...@state-of-mind.de: * Wietse Venema postfix-users@postfix.org: Stan Hoeppner: On 8/23/2011 9:10 AM, Kov?cs J?nos wrote: Thanks Ralf! It's amazing how much spam the pregreet test and a good RBL can catch. Do you have any data on how many spam emails

Re: postscreen stats

2011-08-24 Thread Ralf Hildebrandt
* Stan Hoeppner s...@hardwarefreak.com: On 8/23/2011 9:10 AM, Kovács János wrote: Thanks Ralf! It's amazing how much spam the pregreet test and a good RBL can catch. Do you have any data on how many spam emails survived postscreen? Overall, Postscreen is no better nor worse at stopping

postscreen stats

2011-08-23 Thread Kovács János
Dear postfix-users, I'm preparing for a presentation, and I'd like to include some statistics about postscreen. If you use this feature, could you please share it with me? Eg. it would be nice to include the blocked / total inbound emails % ratio, or any other data you think that can be

Re: postscreen stats

2011-08-23 Thread Ralf Hildebrandt
* Kovács János albiba...@yahoo.com: Dear postfix-users, I'm preparing for a presentation, and I'd like to include some statistics about postscreen. If you use this feature, could you please share it with me? Eg. it would be nice to include the blocked / total inbound emails % ratio, or

Re: postscreen stats

2011-08-23 Thread Kovács János
Thanks Ralf! It's amazing how much spam the pregreet test and a good RBL can catch. Do you have any data on how many spam emails survived postscreen? Kovacs Janos

Re: postscreen stats

2011-08-23 Thread Stan Hoeppner
On 8/23/2011 9:10 AM, Kovács János wrote: Thanks Ralf! It's amazing how much spam the pregreet test and a good RBL can catch. Do you have any data on how many spam emails survived postscreen? Overall, Postscreen is no better nor worse at stopping spam than what we've all been doing via SMTPD

Re: postscreen stats

2011-08-23 Thread Wietse Venema
Stan Hoeppner: On 8/23/2011 9:10 AM, Kov?cs J?nos wrote: Thanks Ralf! It's amazing how much spam the pregreet test and a good RBL can catch. Do you have any data on how many spam emails survived postscreen? Overall, Postscreen is no better nor worse at stopping spam than what we've all

Re: postscreen stats

2011-08-23 Thread Patrick Ben Koetter
* Wietse Venema postfix-users@postfix.org: Stan Hoeppner: On 8/23/2011 9:10 AM, Kov?cs J?nos wrote: Thanks Ralf! It's amazing how much spam the pregreet test and a good RBL can catch. Do you have any data on how many spam emails survived postscreen? Overall, Postscreen is no

Re: postscreen stats

2011-08-23 Thread Wietse Venema
Stan Hoeppner: Agreed. Postscreen's main goal is to reduce mail server load, so that you can postpone that forklift upgrade. Postscreen also stops a few percent of spambots that popular DNSBLs miss, but at this time, that is only a minor benefit. I would think the proper metric for

Re: postscreen stats

2011-08-23 Thread Homer Parker
On Tue, 2011-08-23 at 21:33 +0200, Patrick Ben Koetter wrote: I disabled greylisting since I started using postscreen and the spam ratio did not increase, but the immediacy at which mails from new senders arrive did. Anyone with similiar observations? That's what I've seen. I've

Re: postscreen stats

2011-08-23 Thread Peter Blair
On Tue, Aug 23, 2011 at 8:04 PM, Homer Parker hpar...@homershut.net wrote: On Tue, 2011-08-23 at 21:33 +0200, Patrick Ben Koetter wrote: I disabled greylisting since I started using postscreen and the spam ratio did not increase, but the immediacy at which mails from new senders arrive did.

Re: postscreen stats

2011-08-23 Thread Steve Fatula
- Original Message - From: Patrick Ben Koetter p...@state-of-mind.de To: postfix-users@postfix.org Cc: Sent: Tuesday, August 23, 2011 9:33 AM Subject: Re: postscreen stats I disabled greylisting since I started using postscreen and the spam ratio did not increase