blacklists

Dear, we use blacklists as a first defense against spammers. We have hese lists at our postfix server: reject_rbl_client pbl.spamhaus.org, reject_rbl_client list.dsbl.org, reject_rbl_client bl.spamcop.net, reject_rbl_client safe.dnsbl.sorbs.net, reject_rbl_client cbl.abuseat.org,

outbound postfix for customers

Dear list, We want to setup a outbound postfix server in our datacenter dedicated to our customers. We want separate logs, separate spool directories, possibility to set mail quota per customer, Didicated IP addresses per customer. Do you guys have experience with this kind of setup? I was

rewrite from: address

Hi, I want to rewrite the From: address for inbound mail from that address. I use Address Rewriting: virtual_maps. It works for To: addresses but not for From: addresses. What's wrong here?

Re: rewrite from: address

Thanks Noël. On Wed, Feb 22, 2012 at 2:47 PM, Noel Jones njo...@megan.vbhcs.org wrote: On 2/22/2012 6:49 AM, polloxx wrote: I also thought to use canonical_maps, but only Return-Path: is changed, not the From: Please see http://www.postfix.org/postconf.5.html#local_header_rewrite_clients

Blacklist per-domain

Dear list, We want to implement blacklisting sender email addresses on a per-domain basis. I know it can be done by Amavis but I would like to implement this directly in Postfix. Is this possible? Thx, P.

Re: Blacklist per-domain

On Mon, Jan 24, 2011 at 5:48 PM, Noel Jones njo...@megan.vbhcs.org wrote: On 1/24/2011 9:12 AM, polloxx wrote: Dear list, We want to implement blacklisting sender email addresses on a per-domain basis. I know it can be done by Amavis but I would like to implement this directly in Postfix

Re: Blacklist per-domain

On Wed, Jan 26, 2011 at 6:20 PM, Victor Duchovni victor.ducho...@morganstanley.com wrote: On Wed, Jan 26, 2011 at 06:14:26PM +0100, polloxx wrote: We want to implement blacklisting sender email addresses on a per-domain basis.  I know it can be done by Amavis but I would like to implement

FuzzyOCR

Dear, after an apt-get upgrade FuzzyOCR has stopped working. I get the following error in the log: FuzzyOCR: 2011-06-22 17:00:38 [3057] /usr/bin/jpegtopnm: Returned [2048], skipping... System is a Debian Squeeze Running Spamassassin 3.3.1 and FuzzyOCR 3.6.0 Any idea?

Re: FuzzyOCR

On Wed, Jun 22, 2011 at 5:33 PM, Steve stev...@gmx.net wrote: Original-Nachricht Datum: Wed, 22 Jun 2011 17:28:46 +0200 Von: polloxx poll...@gmail.com An: postfix users postfix-users@postfix.org Betreff: FuzzyOCR Dear, after an apt-get upgrade FuzzyOCR has stopped

greylisting

I have a question regarding greylisting: Some of our users are complaining mails have a large delay, especially those from providers like gmail. This is because these use different IP addresses on each delivery attempt. Using listgrey is not an option. Anyone who has a solution for this? Thx,

Re: greylisting

On Fri, Jan 4, 2013 at 3:13 PM, Thomas Leuxner t...@leuxner.net wrote: * polloxx poll...@gmail.com 2013.01.04 14:56: Some of our users are complaining mails have a large delay, especially those from providers like gmail. This is because these use different IP addresses on each delivery

Re: greylisting

Thanks to all of you for the suggestions. On Fri, Jan 4, 2013 at 2:56 PM, polloxx poll...@gmail.com wrote: I have a question regarding greylisting: Some of our users are complaining mails have a large delay, especially those from providers like gmail. This is because these use different IP

Using TLS for certain domains

Dear list, We need to implement TLS for one of our customers using our Postfix infrastructure (serving multiple domains) for inbound mail. The final delivery for that domain is a Exchange server, but we have a anti-virus server in front of that Exchange: internet - postfix-relay - AV-filter -

Re: Using TLS for certain domains

Thanks for the answers. Till now with no success. One of the things: In http://www.postfix.org/TLS_README.html#quick-start there is smtp_tls_session_cache_database = btree:/mailin/var/spool/postfix/smtp_tls_session_cache (/mailin/var/spool/postfix/ is my inbound queue directotory)

Re: Using TLS for certain domains

, Viktor Dukhovni postfix-us...@dukhovni.org wrote: On Tue, Jun 11, 2013 at 05:01:42PM +0200, polloxx wrote: Thanks for the answers. Till now with no success. One of the things: In http://www.postfix.org/TLS_README.html#quick-startthere is smtp_tls_session_cache_database

Re: Using TLS for certain domains

I use vim to edit the Postfix config. What should I use? On Tue, Jun 11, 2013 at 10:28 PM, Viktor Dukhovni postfix-us...@dukhovni.org wrote: On Tue, Jun 11, 2013 at 09:34:38PM +0200, polloxx wrote: no luck yet. local_header_rewrite_clients = static:all smtp_tls_CAfile = /etc/postfix

Re: Using TLS for certain domains

, Wietse Venema wie...@porcupine.org wrote: polloxx: local_header_rewrite_clients = static:all smtp_tls_CAfile = /etc/postfix/cacert.pemsmtp_tls_session_cache_database = btree:/mailout/var/spool/postfix/smtp_tls_session_cache smtp_tls_security_level = maysmtp_use_tls = yes

Re: Using TLS for certain domains

Thanks Wietse. Can we test this setup? On Wed, Jun 12, 2013 at 5:29 PM, Wietse Venema wie...@porcupine.org wrote: polloxx: Thanks to all of you. Now it works, although set nowrap in vim did not solve the issue. I had to add the parameters using postconf -e. Is this normal? set nowrap

Re: Using TLS for certain domains

We wanted to test TLS and we've found this one: http://www.checktls.com/ Thanks to the list for all the help. On Wed, Jun 12, 2013 at 8:05 PM, Noel Jones njo...@megan.vbhcs.org wrote: On 6/12/2013 10:53 AM, polloxx wrote: Thanks Wietse. Can we test this setup? If you're asking how