Re: Use of smtpd_reject_unlisted_sender

2013-12-20 Thread Wietse Venema
Bernardo Pons: > On these days where theft of credentials of legitimate e-mail server users > in order to send spam checking the MAIL FROM: using > smtpd_reject_unlisted_sender would be a helping Postfix feature. > > Perhaps it is a misunderstanding from my side about the actual meaning of > param

Re: Use of smtpd_reject_unlisted_sender

2013-12-20 Thread Tom Hendrikx
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 On 20-12-13 20:54, Bernardo Pons wrote: > On these days where theft of credentials of legitimate e-mail > server users in order to send spam checking the MAIL FROM: using > smtpd_reject_unlisted_sender would be a helping Postfix feature. > > Perhap

Use of smtpd_reject_unlisted_sender

2013-12-20 Thread Bernardo Pons
On these days where theft of credentials of legitimate e-mail server users in order to send spam checking the MAIL FROM: using smtpd_reject_unlisted_sender would be a helping Postfix feature. Perhaps it is a misunderstanding from my side about the actual meaning of parameter smtpd_reject_unlisted_

Re: after-queue filter and authentication

2013-12-20 Thread /dev/rob0
On Fri, Dec 20, 2013 at 04:54:02PM +0400, Vladimir Kozlov wrote: > 18.12.2013 15:03, Vladimir Kozlov wrote: > >I've tryig to use after-queue content filter as described in > >FILTER_README. I'd recommend that you take a look at amavisd-new. > >How could I pass the authentication information (i.e

Re: after-queue filter and authentication

2013-12-20 Thread Vladimir Kozlov
18.12.2013 15:03, Vladimir Kozlov wrote: I've tryig to use after-queue content filter as described in FILTER_README. How could I pass the authentication information (i.e. was initial message sent by authenticated user or not) when re-injecting message using sendmail? The problem is that further

Re: E-mail sending prevention

2013-12-20 Thread Wietse Venema
Muzaffer Tolga Ozses: > Hi, > > I've been getting the below messages for quite some time now, and I > also get them on postqueue -p. What can I do about it? > > When I look at postqueue -p, the ID is 44C5E220E91 and when I do a grep, I get ... > The google search and the above link says it's on g

Re: E-mail sending prevention

2013-12-20 Thread Dominik George
Hi, > [...] The user you are trying to contact is receiving mail at a rate > that prevents additional messages from being delivered. [...] I do not see what's so unclear about that? Google thinks that the recipient receives an unusual amount of mail. It's either the recipient's or Google's fault

E-mail sending prevention

2013-12-20 Thread Muzaffer Tolga Ozses
Hi, I've been getting the below messages for quite some time now, and I also get them on postqueue -p. What can I do about it? When I look at postqueue -p, the ID is 44C5E220E91 and when I do a grep, I get 44C5E220E91: to=, relay=alt1.gmail-smtp-in.l.google.com[173.194.70.27]:25, delay=96931, de