Re: Postfix 2.8.x anti anti backscattering settings

2013-05-07 Thread Robert Schetterer
Am 07.05.2013 09:00, schrieb Josef Karliak: > Ohh. So there is only one solution - on mail server generate an alias > list that contains aliases and result. Like : > > chose OK > user OK > ... > ... > > > And in main.cf use directive > smtpd_recipient_restrictions = ,check_recipient_access

Re: Postfix 2.8.x anti anti backscattering settings

2013-05-07 Thread Josef Karliak
Ohh. So there is only one solution - on mail server generate an alias list that contains aliases and result. Like : chose OK user OK ... ... And in main.cf use directive smtpd_recipient_restrictions = ,check_recipient_access hash:/etc/postfix/alias_list, So we'll generate aliases

Re: Postfix 2.8.x anti anti backscattering settings

2013-05-06 Thread Wietse Venema
Josef Karliak: >Hi, >thanks for tip. I may be something missed: >In main.cf I've added: > address_verify_relayhost = 19.13.13.11 #ip of my mail server that > knows all users > address_verify_sender = mas...@mojedomena.cz This overrides the "relayhost" setting, which is used ONLY for

Re: Postfix 2.8.x anti anti backscattering settings

2013-05-06 Thread Robert Schetterer
Am 06.05.2013 15:08, schrieb Josef Karliak: > communication between this incoming server and final imap server at my knwoledge this dont work verify is done over smtp, you may ask for relay permit ,over imap via saslauthd Best Regards MfG Robert Schetterer -- [*] sys4 AG http://sys4.de, +49 (

Re: Postfix 2.8.x anti anti backscattering settings

2013-05-06 Thread Josef Karliak
Hi, thanks for tip. I may be something missed: In main.cf I've added: address_verify_relayhost = 19.13.13.11 #ip of my mail server that knows all users address_verify_sender = mas...@mojedomena.cz communication between this incoming server and final imap server (between them is anti

Re: Postfix 2.8.x anti anti backscattering settings

2013-04-19 Thread Stan Hoeppner
On 4/19/2013 1:28 AM, Tom Hendrikx wrote: > Last time I read ADDRESS_VERIFICATION_README, I noticed that this isn't > true: you can route your probes to the final delivery machine while > leaving the current delivery mechanism intact: > http://www.postfix.org/ADDRESS_VERIFICATION_README.html#probe

Re: Postfix 2.8.x anti anti backscattering settings

2013-04-18 Thread Tom Hendrikx
On 04/19/2013 12:07 AM, Stan Hoeppner wrote: > On 4/18/2013 4:26 AM, Mikael Bak wrote: >> Hi Josef, >> >> On 04/18/2013 11:06 AM, Josef Karliak wrote: >>> Good morning, >>> our outgoing smtp server gets into a backscatter blacklist. When I >>> checked my logs, there were only one mailer daemon

Re: Postfix 2.8.x anti anti backscattering settings

2013-04-18 Thread Stan Hoeppner
On 4/18/2013 4:26 AM, Mikael Bak wrote: > Hi Josef, > > On 04/18/2013 11:06 AM, Josef Karliak wrote: >> Good morning, >> our outgoing smtp server gets into a backscatter blacklist. When I >> checked my logs, there were only one mailer daemon email to some server >> in the time that is mentione

Re: Postfix 2.8.x anti anti backscattering settings

2013-04-18 Thread Mikael Bak
On 04/18/2013 12:20 PM, Josef Karliak wrote: > Hi, > thanks for reply. We thought that we have to copy existing "aliases" > file from imap server to incoming MX. If we reject an emailduring smtp > communication, we won't "relay" spam to victim. Am I right ? > Best regards > J.K. > Hi, Ple

Re: Postfix 2.8.x anti anti backscattering settings

2013-04-18 Thread Josef Karliak
Hi, thanks for reply. We thought that we have to copy existing "aliases" file from imap server to incoming MX. If we reject an emailduring smtp communication, we won't "relay" spam to victim. Am I right ? Best regards J.K. Cituji Mikael Bak : Hi Josef, On 04/18/2013 11:06 AM, Jo

Re: Postfix 2.8.x anti anti backscattering settings

2013-04-18 Thread Mikael Bak
Hi Josef, On 04/18/2013 11:06 AM, Josef Karliak wrote: > Good morning, > our outgoing smtp server gets into a backscatter blacklist. When I > checked my logs, there were only one mailer daemon email to some server > in the time that is mentioned on the backscatter web. > In all servers in th

Postfix 2.8.x anti anti backscattering settings

2013-04-18 Thread Josef Karliak
Good morning, our outgoing smtp server gets into a backscatter blacklist. When I checked my logs, there were only one mailer daemon email to some server in the time that is mentioned on the backscatter web. In all servers in the way of the email (incoming MX->antispam server-> our imap