Re: A better backscatter killer?

2009-04-13 Thread Ralf Hildebrandt
* MacShane, Tracy : > Then you won't receive some genuine messages, both bounce and > non-bounce. > > Try the ips.backscatterer.org RBL; it works well for us. > > http://www.mailinglistarchive.com/postfix-users@postfix.org/msg57402.html They are retarded. mail.charite.de is listed in it. -- R

Re: A better backscatter killer?

2009-04-13 Thread Ralf Hildebrandt
* Dennis Carr : > One thing I've been looking at doing is basically checking headers, and > if the From: header is null, then reject it immediately. The From: header is never null, since it has From: MAILER-DAEMON in it > Other approach is to eliminate my 2ary MX from DNS - most of my spam >

Re: A better backscatter killer?

2009-04-13 Thread Ralf Hildebrandt
* Dennis Carr : > Looking at options here for eliminating backscatter. > > I've reviewed the Howto for this, but it only seems to be effective > against backscatter where one's home domain is forged - not too useful, > IMNSHO, because spammers aren't always going to forge the home domain. Uhh

Re: A better backscatter killer?

2009-04-13 Thread Noel Jones
Dennis Carr wrote: Looking at options here for eliminating backscatter. I've reviewed the Howto for this, but it only seems to be effective against backscatter where one's home domain is forged - not too useful, IMNSHO, because spammers aren't always going to forge the home domain. and how

RE: A better backscatter killer?

2009-04-13 Thread MacShane, Tracy
> -Original Message- > From: owner-postfix-us...@postfix.org > [mailto:owner-postfix-us...@postfix.org] On Behalf Of Dennis Carr > Sent: Tuesday, 14 April 2009 12:15 PM > To: postfix-users@postfix.org > Subject: A better backscatter killer? > > Looking at options here for eliminating b

A better backscatter killer?

2009-04-13 Thread Dennis Carr
Looking at options here for eliminating backscatter. I've reviewed the Howto for this, but it only seems to be effective against backscatter where one's home domain is forged - not too useful, IMNSHO, because spammers aren't always going to forge the home domain. One thing I've been looking a

Re: tcp transport_maps

2009-04-13 Thread Victor Duchovni
On Mon, Apr 13, 2009 at 03:23:11PM -0700, Heath Morrison wrote: [ Redirected from postfix-devel ] > I noticed recently the addition of tcp lookup tables in postfix 2.6 so > decided to play around with it a bit. I setup a little daemon that > responds to the queries and everything seems to work ni

Re: Sender with invalid domain

2009-04-13 Thread Paweł Leśniak
W dniu 2009-04-13 22:46, mouss pisze: does reject_unknown_sender_domain really reject that many spam (that is not rejected by zen among other things)? According to RFC1912: (...) 2.1 Inconsistent, Missing, or Bad Data Every Internet-reachable host *should* have a name. The consequences of

Re: Newbie configuration/installation question

2009-04-13 Thread J Sloan
Tashfeen Ekram wrote: > I have installed Postfix on Ubuntu to use to only send emails for my > rails application. My rails application is not able to connect to it. > Could this be because sendmail is listeneing at port 20? > also, what configuration would suit me best if I only want to send > emai

Re: qmgr core dumps for "non-zero recipient count"

2009-04-13 Thread Wietse Venema
Victor Duchovni: > On Mon, Apr 13, 2009 at 05:04:33PM -0400, Wietse Venema wrote: > > > r...@yingshen.org: > > > Hi there, > > > > > > Recently I saw some dumped core files from the qmgr process. According > > > to the backtrace log, it was qmgr_job_free() complaining about a > > > "non-zero

Re: qmgr core dumps for "non-zero recipient count"

2009-04-13 Thread Victor Duchovni
On Mon, Apr 13, 2009 at 05:04:33PM -0400, Wietse Venema wrote: > r...@yingshen.org: > > Hi there, > > > > Recently I saw some dumped core files from the qmgr process. According > > to the backtrace log, it was qmgr_job_free() complaining about a > > "non-zero recipient count" error. > > > >

Re: qmgr core dumps for "non-zero recipient count"

2009-04-13 Thread Wietse Venema
r...@yingshen.org: > Hi there, > > Recently I saw some dumped core files from the qmgr process. According > to the backtrace log, it was qmgr_job_free() complaining about a > "non-zero recipient count" error. > > My question are what are the possible reasons that caused this? Is > this some

Re: One transport per backend host instead of relay:[fqdn]?

2009-04-13 Thread mouss
Darren Pilgrim a écrit : > I have a setup with postfix MXes handing mail off to postfix backend > mailbox servers via smtp. I currently have transport_maps returning > "relay:[fqdn]" where fqdn is the backend server hostname to which mail > is delivered. I want to change this to individual transp

Re: Sender with invalid domain

2009-04-13 Thread mouss
Jorey Bump a écrit : > post...@corwyn.net wrote, at 04/10/2009 12:08 PM: > >> [snip] >> >> I've got a customer who has their Mailer-Daemon address configured to >> respond with an invalid domain so they get rejected: >> >> Apr 9 16:53:44 agencymail postfix/smtpd[1703]: NOQUEUE: reject: RCPT >>

qmgr core dumps for "non-zero recipient count"

2009-04-13 Thread ryan
Hi there, Recently I saw some dumped core files from the qmgr process. According to the backtrace log, it was qmgr_job_free() complaining about a "non-zero recipient count" error. My question are what are the possible reasons that caused this? Is this something related to configuration? M

Re: Newbie configuration/installation question

2009-04-13 Thread Terry Carmen
> I have installed Postfix on Ubuntu to use to only send emails for my rails application. My rails application is not able to connect to it. Could this be because sendmail is listeneing at port 20? > also, what configuration would suit me best if I only want to send emails ant not receive. This i

Re: Newbie configuration/installation question

2009-04-13 Thread Peter Blair
On Mon, Apr 13, 2009 at 3:59 PM, Tashfeen Ekram wrote: > I have installed Postfix on Ubuntu to use to only send emails for my rails > application. My rails application is not able to connect to it. Could this > be because sendmail is listeneing at port 20? > also, what configuration would suit me

Newbie configuration/installation question

2009-04-13 Thread Tashfeen Ekram
I have installed Postfix on Ubuntu to use to only send emails for my rails application. My rails application is not able to connect to it. Could this be because sendmail is listeneing at port 20? also, what configuration would suit me best if I only want to send emails ant not receive. This is o

Re: Postfix telnet authentication

2009-04-13 Thread mouss
Antonis Rizopoulos a écrit : > Hello, > > I have a mail server with one virtual domain and some virtual users. > The configuration of my server is: > Postfix + Cyrus-SASL + Courier-IMAP + ClamAV + SpamAssassin + Amavis + > Horde webmail > > All of the above works almost perfectly. The users can s

Re: Understanding Internet inbound author ldap query behavior

2009-04-13 Thread Victor Duchovni
On Mon, Apr 13, 2009 at 06:33:45PM +, Charles Account wrote: > Thanks for the information. I am investigating performance issues and > trying to understand the 'dos and don'ts' of Postfix. > On mail received from the Internet, I'm seeing the following query: > > Apr 7 10:05:07 example postfi

Re: Understanding Internet inbound author ldap query behavior

2009-04-13 Thread Wietse Venema
Charles Account: > On mail received from the Internet, I'm seeing the following query:Apr 7 >-10:05:07 example postfix/trivial-rewrite[18098]: dict_ldap_lookup: /opt/zimb >-ra/conf/ldap-transport.cf: Searching with filter (&(|(zimbraMailDeliveryAddr >-ess=\2A)(zimbraDomainName=\2A))(zimbraMailSta

Re: Understanding Internet inbound author ldap query behavior

2009-04-13 Thread Charles Account
> Date: Tue, 7 Apr 2009 16:08:00 -0400 > From: victor.ducho...@morganstanley.com > To: postfix-users@postfix.org > Subject: Re: Understanding Internet inbound author ldap query behavior > > On Tue, Apr 07, 2009 at 05:59:03PM +, Charles Account wrote: > >> I am trying to understand the flow o

Re: Postfix telnet authentication

2009-04-13 Thread Jorey Bump
Antonis Rizopoulos wrote, at 04/13/2009 09:55 AM: > When I connect to my server, from different networks, to port 25 I am > able to send emails to local users only without authenticate! It's like > bypassing Cyrus-SASL. No, in this particular case it is not about you being allowed to *send* mail,

Re: Postfix telnet authentication

2009-04-13 Thread Barney Desmond
2009/4/13 Antonis Rizopoulos : > When I connect to my server, from different networks, to port 25 I am > able to send emails to local users only without authenticate! It's like > bypassing Cyrus-SASL. > I know, of course, that I cannot block access to that port and allow > only authenticated users

Re: Postfix telnet authentication

2009-04-13 Thread Wietse Venema
Antonis Rizopoulos: > When I connect to my server, from different networks, to port 25 I am > able to send emails to local users only without authenticate! It's like > bypassing Cyrus-SASL. > I know, of course, that I cannot block access to that port and allow > only authenticated users to send ema

Postfix telnet authentication

2009-04-13 Thread Antonis Rizopoulos
at! I would be grateful if you can help me with this! Thank you very very much!!! __ Information from ESET Smart Security, version of virus signature database 4004 (20090413) __ The message was checked by ESET Smart Security. http://www.eset.com

Re: Limits for cidr files

2009-04-13 Thread Terry Carmen
> Terry Carmen: >> Does anybody know what practical limits are for cidr files? > > Postfix CIDR patterns are executed in the specified order. Therefore > the run-time processing time is linear in the number of rules. > > Each process also spends some time compiling the patterns during > initializa

Re: Limits for cidr files

2009-04-13 Thread Wietse Venema
Terry Carmen: > Does anybody know what practical limits are for cidr files? Postfix CIDR patterns are executed in the specified order. Therefore the run-time processing time is linear in the number of rules. Each process also spends some time compiling the patterns during initialization. Don't