Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread David F. Skoll
On Thu, 26 Mar 2015 14:14:10 +0100 Reindl Harald h.rei...@thelounge.net wrote: That is a non-solution. You are assuming all users have the same criteria for what is or isn't spammy content. you stopped premature reading my repsonse - WHY? look again at the X-Spam-Status header below a

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Reindl Harald
Am 26.03.2015 um 14:27 schrieb David F. Skoll: On Thu, 26 Mar 2015 14:14:10 +0100 Reindl Harald h.rei...@thelounge.net wrote: That is a non-solution. You are assuming all users have the same criteria for what is or isn't spammy content. you stopped premature reading my repsonse - WHY?

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread David F. Skoll
On Thu, 26 Mar 2015 14:33:08 +0100 Reindl Harald h.rei...@thelounge.net wrote: boah - spamass-milter *rejects* above 8.0 points based on the header What if one of the recipients is opted-out and has categorically stated that he/she wants to receive every piece of email? Then you're breaking

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Reindl Harald
Am 26.03.2015 um 13:43 schrieb David F. Skoll: On Thu, 26 Mar 2015 12:09:58 +0100 Reindl Harald h.rei...@thelounge.net wrote: why in the world would a reject *before queue* trigger a backscatter or bounce on my side? How do you do before-queue rejection of a message that is... 1) Directed

Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread David F. Skoll
On Thu, 26 Mar 2015 12:09:58 +0100 Reindl Harald h.rei...@thelounge.net wrote: why in the world would a reject *before queue* trigger a backscatter or bounce on my side? How do you do before-queue rejection of a message that is... 1) Directed to multiple recipients... 2) Some of which have

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Reindl Harald
Am 26.03.2015 um 13:54 schrieb Reindl Harald: Solve that problem, and then I agree with you. And saying well, don't let different end-users have different settings is not a solution. Neither is tempfail all recipients but the first so the message is transmitted one time for each recipient.

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread David F. Skoll
On Thu, 26 Mar 2015 13:54:45 +0100 Reindl Harald h.rei...@thelounge.net wrote: 1) Directed to multiple recipients... the content is the same, reject it or not That is a non-solution. You are assuming all users have the same criteria for what is or isn't spammy content. the same way you

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Reindl Harald
Am 26.03.2015 um 14:04 schrieb David F. Skoll: On Thu, 26 Mar 2015 13:54:45 +0100 Reindl Harald h.rei...@thelounge.net wrote: 1) Directed to multiple recipients... the content is the same, reject it or not That is a non-solution. You are assuming all users have the same criteria for

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Steve Freegard
On 26/03/15 13:47, Reindl Harald wrote: that below was *one* message with two different recipients X-Spam-Status: No, score=-10.1, tag-level=5.5, block-level=8.0 X-Spam-Status: No, score=-8.1, tag-level=5.5, block-level=8.0 I hate to piss on your parade, but your example here is totally

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread David F. Skoll
On Thu, 26 Mar 2015 11:55:27 -0400 Michael Orlitzky mich...@orlitzky.com wrote: If one of your customer domains has non-default settings, give them their own IP address and a separate MX record pointing to that address. We filter more than 8000 domains. That is not feasible. Regards,

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Reindl Harald
Am 26.03.2015 um 14:37 schrieb David F. Skoll: On Thu, 26 Mar 2015 14:33:08 +0100 Reindl Harald h.rei...@thelounge.net wrote: boah - spamass-milter *rejects* above 8.0 points based on the header What if one of the recipients is opted-out and has categorically stated that he/she wants to

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread David F. Skoll
On Thu, 26 Mar 2015 14:47:16 +0100 Reindl Harald h.rei...@thelounge.net wrote: i proved you that i can assign differnt scores to a single message with more than one recipients *per recipient* Assigning scores is passive. What do you do with the scored messages? If all your users are content

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Reindl Harald
Am 26.03.2015 um 14:57 schrieb David F. Skoll: On Thu, 26 Mar 2015 14:47:16 +0100 Reindl Harald h.rei...@thelounge.net wrote: i proved you that i can assign differnt scores to a single message with more than one recipients *per recipient* Assigning scores is passive. What do you do with

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Matus UHLAR - fantomas
On Thu, 26 Mar 2015 11:55:27 -0400 Michael Orlitzky mich...@orlitzky.com wrote: If one of your customer domains has non-default settings, give them their own IP address and a separate MX record pointing to that address. On 26.03.15 12:54, David F. Skoll wrote: We filter more than 8000

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Matus UHLAR - fantomas
On Thu, 26 Mar 2015 10:12:22 -0500 (CDT) Dave Funk dbf...@engineering.uiowa.edu wrote: If they are compatible you respond with a 250, if not with a 452 (or other 45* type reply). On 26.03.15 11:52, David F. Skoll wrote: We looked at doing this. There are some serious downsides: 1) Some

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Tom Hendrikx
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 On 26-03-15 17:28, Steve Freegard wrote: On 26/03/15 13:47, Reindl Harald wrote: that below was *one* message with two different recipients X-Spam-Status: No, score=-10.1, tag-level=5.5, block-level=8.0 X-Spam-Status: No, score=-8.1,

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Steve Freegard
On 26/03/15 22:23, Tom Hendrikx wrote: Your single message was delivered by two different hosts, with a single recipient in each. This is actually very logical because the recipients don't share the same MX hosts or IP addresses. *nod* - I'd missed that fact when I glanced over this

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread @lbutlr
On 26 Mar 2015, at 06:43 , David F. Skoll d...@roaringpenguin.com wrote: On Thu, 26 Mar 2015 12:09:58 +0100 Reindl Harald h.rei...@thelounge.net wrote: why in the world would a reject *before queue* trigger a backscatter or bounce on my side? How do you do before-queue rejection of a

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread David F. Skoll
On Thu, 26 Mar 2015 15:45:07 +0100 Reindl Harald h.rei...@thelounge.net wrote: boah postfix responds with a postfix/cleanup[21827]: 3lCS043tlCz1l: milter-reject: END-OF-MESSAGE to the delivering client and the server on the other side generates a bounce containing the reject message So then

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread David F. Skoll
On Thu, 26 Mar 2015 15:05:06 +0100 Reindl Harald h.rei...@thelounge.net wrote: * spamass-milter -r 8.0 * messages above 8.0 are *rejected* Silently? Or do you generate an NDR? I'm genuinely curious as to how you: 1) Accept mail for some recipients 2) Reject mail for others 3) Without

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Reindl Harald
Am 26.03.2015 um 15:08 schrieb David F. Skoll: On Thu, 26 Mar 2015 15:05:06 +0100 Reindl Harald h.rei...@thelounge.net wrote: * spamass-milter -r 8.0 * messages above 8.0 are *rejected* Silently? Or do you generate an NDR? I'm genuinely curious as to how you: i explained it multiple

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Reindl Harald
Am 26.03.2015 um 15:58 schrieb Antony Stone: On Thursday 26 March 2015 at 15:55:52 (EU time), Reindl Harald wrote: Am 26.03.2015 um 15:52 schrieb Antony Stone: Surely this message is backscatter, though? It's being sent to the (apparent) sender, in response to a message which you know is

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Antony Stone
On Thursday 26 March 2015 at 15:55:52 (EU time), Reindl Harald wrote: Am 26.03.2015 um 15:52 schrieb Antony Stone: Surely this message is backscatter, though? It's being sent to the (apparent) sender, in response to a message which you know is identified as spam NOT IT IS NOT A

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Antony Stone
On Thursday 26 March 2015 at 15:45:07 (EU time), Reindl Harald wrote: Delivery to the following recipient failed permanently: ad...@rhsoft.net Technical details of permanent failure: Google tried to deliver your message, but it was rejected by the server for the recipient domain

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Robert Schetterer
Am 26.03.2015 um 15:55 schrieb Reindl Harald: Am 26.03.2015 um 15:52 schrieb Antony Stone: On Thursday 26 March 2015 at 15:45:07 (EU time), Reindl Harald wrote: Delivery to the following recipient failed permanently: ad...@rhsoft.net Technical details of permanent failure: Google

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Michael Orlitzky
On 03/26/2015 08:43 AM, David F. Skoll wrote: On Thu, 26 Mar 2015 12:09:58 +0100 Reindl Harald h.rei...@thelounge.net wrote: why in the world would a reject *before queue* trigger a backscatter or bounce on my side? How do you do before-queue rejection of a message that is... 1)

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Reindl Harald
Am 26.03.2015 um 15:52 schrieb Antony Stone: On Thursday 26 March 2015 at 15:45:07 (EU time), Reindl Harald wrote: Delivery to the following recipient failed permanently: ad...@rhsoft.net Technical details of permanent failure: Google tried to deliver your message, but it was

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Dave Funk
On Thu, 26 Mar 2015, Kris Deugau wrote: David F. Skoll wrote: On Thu, 26 Mar 2015 15:05:06 +0100 Reindl Harald h.rei...@thelounge.net wrote: * spamass-milter -r 8.0 * messages above 8.0 are *rejected* Silently? Or do you generate an NDR? I'm genuinely curious as to how you: 1) Accept

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Kris Deugau
David F. Skoll wrote: On Thu, 26 Mar 2015 15:05:06 +0100 Reindl Harald h.rei...@thelounge.net wrote: * spamass-milter -r 8.0 * messages above 8.0 are *rejected* Silently? Or do you generate an NDR? I'm genuinely curious as to how you: 1) Accept mail for some recipients 2) Reject

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Kevin A. McGrail
On 3/26/2015 11:11 AM, Robert Schetterer wrote: what he describes is not backscatter, cause the mail is rejected during smtp imcome stage, wich means the server simply didnt take the mail during the running smtp session, This argument to me assumes that their isn't a server in the middle of the

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Robert Schetterer
Am 26.03.2015 um 16:19 schrieb Kevin A. McGrail: On 3/26/2015 11:11 AM, Robert Schetterer wrote: what he describes is not backscatter, cause the mail is rejected during smtp imcome stage, wich means the server simply didnt take the mail during the running smtp session, This argument to me

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread Reindl Harald
Am 26.03.2015 um 16:19 schrieb Kevin A. McGrail: On 3/26/2015 11:11 AM, Robert Schetterer wrote: what he describes is not backscatter, cause the mail is rejected during smtp imcome stage, wich means the server simply didnt take the mail during the running smtp session, This argument to me

Re: Rejecting without backscatter (was Re: Spamassassin not catching spam (Follow-up))

2015-03-26 Thread David F. Skoll
On Thu, 26 Mar 2015 10:12:22 -0500 (CDT) Dave Funk dbf...@engineering.uiowa.edu wrote: If they are compatible you respond with a 250, if not with a 452 (or other 45* type reply). We looked at doing this. There are some serious downsides: 1) Some senders (for example, mailing list tools) send