Re: Postfix sender reputation support in snapshot 20100117

2010-01-18 Thread Wietse Venema
Stefan Foerster: * Wietse Venema wie...@porcupine.org: This is implemented by specifying FILTER actions with empty next-hop destinations in access maps or header/body_checks, and by configuring in master.cf one Postfix SMTP client for each SMTP source IP address, where each client has its

Re: Postfix sender reputation support in snapshot 20100117

2010-01-18 Thread Wietse Venema
Wietse Venema: Stefan Foerster: * Wietse Venema wie...@porcupine.org: This is implemented by specifying FILTER actions with empty next-hop destinations in access maps or header/body_checks, and by configuring in master.cf one Postfix SMTP client for each SMTP source IP address,

Postfix sender reputation support in snapshot 20100117

2010-01-17 Thread Wietse Venema
postfix-2.7-20100117 changes the meaning of content filters of the form transport: (note: no next-hop destination) so that this form can be used to implement sender reputation schemes. Typically, mail is split into classes, and all mail in class X is sent out from an SMTP client IP address that

Re: Postfix sender reputation support in snapshot 20100117

2010-01-17 Thread Victor Duchovni
On Sun, Jan 17, 2010 at 05:38:12PM -0500, Wietse Venema wrote: According to discussions on the Postfix list there is a legitimate need for such functionality. Until now this requires one Postfix instance per source IP address. I am not entirely convinced the need is legitimate, as this

Re: Postfix sender reputation support in snapshot 20100117

2010-01-17 Thread Stan Hoeppner
Victor Duchovni put forth on 1/17/2010 5:43 PM: On Sun, Jan 17, 2010 at 05:38:12PM -0500, Wietse Venema wrote: According to discussions on the Postfix list there is a legitimate need for such functionality. Until now this requires one Postfix instance per source IP address. I am not

Re: Postfix sender reputation support in snapshot 20100117

2010-01-17 Thread Stefan Foerster
* Wietse Venema wie...@porcupine.org: This is implemented by specifying FILTER actions with empty next-hop destinations in access maps or header/body_checks, and by configuring in master.cf one Postfix SMTP client for each SMTP source IP address, where each client has its own -o myhostname and