Re: Suppress specific restriction in reject message

2014-10-05 Thread Henrik Larsson
On 03-10-2014 23:27, Viktor Dukhovni wrote: On Fri, Oct 03, 2014 at 11:19:24PM +0200, Henrik Larsson wrote: If you reject a message in helo, sender or recipient restrictions, the specific restriction is shown in the reject message as shown below: 554 5.7.1 helo.domain.local: Helo command

Re: Suppress specific restriction in reject message

2014-10-05 Thread Wietse Venema
Henrik Larsson: On 03-10-2014 23:27, Viktor Dukhovni wrote: On Fri, Oct 03, 2014 at 11:19:24PM +0200, Henrik Larsson wrote: If you reject a message in helo, sender or recipient restrictions, the specific restriction is shown in the reject message as shown below: 554 5.7.1

Re: Suppress specific restriction in reject message

2014-10-05 Thread Henrik Larsson
On 05-10-2014 13:27, Wietse Venema wrote: Can you show quantitative evidence that this would actually make a measurable difference in the volume of unwanted email, or is this just about warm fuzzy feelings? There are better ways to achieve the latter than tweaking an email delivery system. Throw

Re: Suppress specific restriction in reject message

2014-10-05 Thread li...@rhsoft.net
Am 05.10.2014 um 14:40 schrieb Henrik Larsson: On 05-10-2014 13:27, Wietse Venema wrote: Can you show quantitative evidence that this would actually make a measurable difference in the volume of unwanted email, or is this just about warm fuzzy feelings? There are better ways to achieve the

Re: Suppress specific restriction in reject message

2014-10-05 Thread Wietse Venema
On 05-10-2014 13:27, Wietse Venema wrote: Can you show quantitative evidence that this would actually make a measurable difference in the volume of unwanted email, or is this just about warm fuzzy feelings? There are better ways to achieve the latter than tweaking an email delivery system.

Re: Suppress specific restriction in reject message

2014-10-05 Thread Stephen Satchell
On 10/05/2014 05:40 AM, Henrik Larsson wrote: I'm sure not able to give you any evidence that this would lower the amount of spam. But giving a spammer, or a malicious user a clue about why the mail was blocked, could make him try to find ways around it. Even if it is just about my warm

Re: Suppress specific restriction in reject message

2014-10-05 Thread Robert Schetterer
Am 05.10.2014 um 15:36 schrieb Stephen Satchell: My own analysis of some of the spam-sending software is that they don't have any significant form of logging Ack, in most cases its fire and forget, i guess the only major problem of a bot spammer is the danger loosing a lot of botsbut thats

Re: Suppress specific restriction in reject message

2014-10-05 Thread Wietse Venema
Stephen Satchell: That said, if you don't want to expose the reason for the rejection, PostFix gives you that ability, although not necessarily the way that you want it. The way to do that is to write a policy filter that will detect the problems, and return status to PostFix to say reject

Suppress specific restriction in reject message

2014-10-03 Thread Henrik Larsson
If you reject a message in helo, sender or recipient restrictions, the specific restriction is shown in the reject message as shown below: 554 5.7.1 helo.domain.local: Helo command rejected: Rejected 554 5.7.1 sender@domain.local: Sender address rejected: Rejected 554 5.7.1

Re: Suppress specific restriction in reject message

2014-10-03 Thread Viktor Dukhovni
On Fri, Oct 03, 2014 at 11:19:24PM +0200, Henrik Larsson wrote: If you reject a message in helo, sender or recipient restrictions, the specific restriction is shown in the reject message as shown below: 554 5.7.1 helo.domain.local: Helo command rejected: Rejected 554 5.7.1