Re: postfix header check question

2023-02-16 Thread Xavier Beaudouin
Hello > Hi! > Thank you for the examples. But the solution is this not working. I wrote this > to the header_checks: > /^From: (.*)mailer-dae...@fmfwd00.freemail.hu(.*)$/ REJECT message > /^Received: (.*)fmfwd00.freemail.hu(.*)$/ REJECT message > Still NDR-s are passing through. Header examples

Re: Table Lookup - Database Injections?

2021-10-13 Thread Xavier Beaudouin
>> You might want to use a UTF-8 encoding when creating the database and >> choose the same on the client end. > > Thank for the pointer. Also since this is table lookup and AFAIK postfix doesn't have to write anything on it, so you can give SELECT only right. Least privileges are the key...

Re: Null sender rewrite from a specified host.

2021-07-07 Thread Xavier Beaudouin
Hi Wieste, > To cut through the noise: > > 1 - Configure a Postfix smtpd process on an additional IP addresss > or TCP port ***THAT ONLY THIS CLIENT WILL CONNECT TO. > > 2 - Configure that smtpd process with an smtpd_command_filter that > replaces "MAIL FROM:<>" with the preferred

Null sender rewrite from a specified host.

2021-07-06 Thread Xavier Beaudouin
Hello there, I ran into a specific situation. I currently have an appliance that misuse the null sender (mail from:<>) to send mail. Unfortunatly, this appliance is closed source and we can only setup : fixed ip address and recipient address on GUI (nothing else, even if I try to h4x0r the

Re: about secondary MX

2020-03-17 Thread Xavier Beaudouin
Hi, If the primary send a 550, the reply is no. Regards > De: "Wyatt Chun" > À: "Postfix users" > Envoyé: Mardi 17 Mars 2020 07:37:30 > Objet: about secondary MX > Hello > If the primary MX server returns "mailbox full" error, will the delivery agent > try to send message to the

Re: count sending email per month

2015-02-24 Thread Xavier Beaudouin
I’ll need to build a mail relay which is able to count how many emails are send by an sasl sender per month. 5000 mails per month for this one, 3000 for another one, etc… Is there a way with postfix to do this ? I need addon or internal functions can do this ? cat /var/log/mail.log |

Re: Anyone run Postfix in FreeBSD jails environement ?

2011-06-08 Thread Xavier Beaudouin
Hi Le 8 juin 2011 à 12:07, Martin Schütte a écrit : On 06/08/11 06:09, Frank Bonnet wrote: Does anyone is running postfix in FreeBSD jails environement with success on a production server ? I'm thinking of it and would be interrested by any successful experience. Yes. (Using it for about

Re: Update Postfix transport file on multiple servers

2011-02-25 Thread Xavier Beaudouin
Hello, Le 24 févr. 2011 à 23:18, Luis Esteves a écrit : Hi everybody, In our organisation we have 4 postfix servers. Each time i need to add a new configuration to the transport file (for a new domain), i need to update the transport file on each server. This is cumbersome. Connect

Remove Received lines when SMTP Auth is used ?

2010-08-25 Thread Xavier Beaudouin
Hello there, Maybe this is already spoken here, but it seems that more and more spam system looks into Received headers to score the mails. Those stupid things doesn't honor such SMTP auth and then I really need to remove the Received line when SMTP Auth is used (and succesfull). Is there