Re: [SLUG] individual sender email verification on inbound

2008-08-04 Thread Mary Gardiner
On Mon, Aug 04, 2008, Peter Hardy wrote: I for one think it's perfectly cromulent. If the sender MX utilises greylisting then it'll send back a transient failure message as distinct from a permanent 550 failure. At that point, the receiving MX can either assume a transient failure means it's

Re: [SLUG] individual sender email verification on inbound

2008-08-04 Thread Daniel Pittman
Voytek Eymont [EMAIL PROTECTED] writes: I have some web generated emails being sent as 'apache@' [as the default web user] (which perhaps I should change, but it never really caused problems in the past) now, an isp appears to be doing a user lookup as below and bounces emails, claiming my

Re: [SLUG] individual sender email verification on inbound

2008-08-04 Thread Voytek Eymont
On Mon, August 4, 2008 2:19 pm, Scott Ragen wrote: [EMAIL PROTECTED] wrote on 29/07/2008 07:15:47 AM: One could argue that either server is incorrectly configured. I suspect the receiving email server is checking if the sending email is valid in an attempt to stop spam. You could just alias

[SLUG] individual sender email verification on inbound

2008-08-03 Thread Voytek Eymont
I have some web generated emails being sent as 'apache@' [as the default web user] (which perhaps I should change, but it never really caused problems in the past) now, an isp appears to be doing a user lookup as below and bounces emails, claiming my server is mis-configured: is there any req on

Re: [SLUG] individual sender email verification on inbound

2008-08-03 Thread Scott Ragen
[EMAIL PROTECTED] wrote on 29/07/2008 07:15:47 AM: I have some web generated emails being sent as 'apache@' [as the default web user] (which perhaps I should change, but it never really caused problems in the past) now, an isp appears to be doing a user lookup as below and bounces emails,

Re: [SLUG] individual sender email verification on inbound

2008-08-03 Thread Peter Hardy
On Mon, 2008-08-04 at 14:10 +1000, Mary Gardiner wrote: On Tue, Jul 29, 2008, Voytek Eymont wrote: is there any req on me having an 'apache@' address if I'm sending emails as such ? (i.e., who misconfigured their server ?) Sender address verification is a fairly common anti-spam