Re: Why does SPF fail sometimes?

2014-12-16 Thread Peter
On 12/16/2014 05:25 AM, Darren Pilgrim wrote: > It's extra fun when they do so to an email with a DKIN signature > covering the From: header. MLMs should strip the DKIM header anyways and add their own if appropriate. Peter

Re: Why does SPF fail sometimes?

2014-12-16 Thread Peter
On 12/15/2014 01:36 PM, Wietse Venema wrote: > DMARC "verifies" the From: header against SPF, DKIM or both, but > only a poorly-informed person would require that the From: address > *always* verifies with SPF. I agree, but unfortunately I'm in the minority. It appears that google has gone down t

Re: postfix smtpd processes ballooning from L4 health checks

2014-12-16 Thread Jorgen Lundman
Experimental patch aside, we have changed the L7 health-check [1] to be L4 port-open checks instead. This stops Postfix from sitting in flush since no command has been issued. [1] One would argue a L7 check of banner+quit, isn't much better than L4 port-open anyway. We will consider this issue

Re: postfix smtpd processes ballooning from L4 health checks

2014-12-16 Thread Jorgen Lundman
wie...@porcupine.org (Wietse Venema) wrote: > > No, Postfix read_wait() uses poll() unconditionally. If Solaris > has an edge-triggered implementation (i.e. no notification when > poll() is called after the connection is already closed), that > sucks. > > Presumably there are other ways a way

Re: postfix smtpd processes ballooning from L4 health checks

2014-12-16 Thread Wietse Venema
Jorgen Lundman: > * Compiling Postfix with -DNO_DEVPOLL with the theory it would use select() > instead. No, Postfix read_wait() uses poll() unconditionally. If Solaris has an edge-triggered implementation (i.e. no notification when poll() is called after the connection is already closed), that

Re: postfix smtpd processes ballooning from L4 health checks

2014-12-16 Thread Jorgen Lundman
> > This looks like a bad poll(2) implementation. There is no reason > for poll(2) to "hang" waiting for POLLOUT. All writes will fail > immediately because the client has closed the connection. > I have tried: * Upgrading OS from Solaris 10 u8 to Solaris 10 u11 * Upgrading Postfix to 2.11.0

Re: cidr:/ lookup using network map [e.g. mysql]

2014-12-16 Thread btb
On 2014.12.15 23.51, Peter wrote: On 12/16/2014 07:22 AM, btb wrote: with various sized netblocks rejected therein. this all works fine. i have more than one mx, and would like to store this data in a centralized location and query over the network instead of duplicating the files on each mx.

Re: Why does SPF fail sometimes?

2014-12-16 Thread Benny Pedersen
Christian Rößner skrev den 2014-12-16 16:49: Milter is ready for now. Support flat files, LDAP (with SASL) and optionally memcached (for LDAP). ebuild will follow shortly ;-) super, after you started code this, i begin to think about could it over time be extended to be 100% replacement for o

Re: Why does SPF fail sometimes?

2014-12-16 Thread Christian Rößner
Hi, > Am 15.12.2014 um 06:27 schrieb Benny Pedersen : > > On 15. dec. 2014 01.19.02 Christian Rößner > wrote: > >> https://datatracker.ietf.org/doc/draft-kucherawy-dmarc-base/?include_text=1 > >> 2. Receivers compare the RFC5322 From: address in the mail to the >> SPF and DKIM results,

Re: Why does SPF fail sometimes?

2014-12-16 Thread Christian Rößner
Hi, > Am 15.12.2014 um 06:15 schrieb Benny Pedersen : > > On 15. dec. 2014 00.21.30 Christian Rößner > wrote: > >> Thanks. That was what I thought. People using the header-from field. But I >> couldn’t believe that. But now that you gave me this feedback, I think this >> might be the reason.

Re: Authentication at MS Exchange as a smarthost fails

2014-12-16 Thread li...@rhsoft.net
Am 16.12.2014 um 13:05 schrieb Jens Kubieziel: I'm trying to set up Postfix to use two smarthosts. All mail sent from domains example.(com|org) should be sent over smtp.gmail.com (default smarthost) and mails from Domain.A should be sent over mailgw.Domain.A (MUA is MS Exchange). I set everythin

Authentication at MS Exchange as a smarthost fails

2014-12-16 Thread Jens Kubieziel
Hi, I'm trying to set up Postfix to use two smarthosts. All mail sent from domains example.(com|org) should be sent over smtp.gmail.com (default smarthost) and mails from Domain.A should be sent over mailgw.Domain.A (MUA is MS Exchange). I set everything up like in the configuration below. However