Re: Exim and HELO

2003-09-11 Thread Lusercop
On Wed, Sep 10, 2003 at 07:00:49PM +0100, Nicholas Clark wrote: On Wed, Sep 10, 2003 at 06:44:09PM +0100, Jason Clifford wrote: eg 195.92.249.255 (zeniiib.linux.theplanet.co.uk) Ok, how many people are sitting on a subnet with a /22 prefix or shorter (the smallest that that can be in order not

Re: Exim and HELO

2003-09-10 Thread Paul Makepeace
Je 2003-09-08 10:18:58 +0100, Peter Sergeant skribis: http://blackhairy.demon.co.uk/notes/exim-helo-block.html Thanks for this! I implemented the rejecting plain IP and non-FQDN suggestions rejecting rfc-breaching [EH]LO strings, and now it's cheaply 550'ing hundreds every day here. I wonder

Re: Exim and HELO

2003-09-10 Thread Jason Clifford
On Wed, 10 Sep 2003, Paul Makepeace wrote: Thanks for this! I implemented the rejecting plain IP and non-FQDN suggestions rejecting rfc-breaching [EH]LO strings, and now it's cheaply 550'ing hundreds every day here. I wonder what the long-term falsepos rate is... I've had one definite

Re: Exim and HELO

2003-09-10 Thread Nicholas Clark
On Wed, Sep 10, 2003 at 06:44:09PM +0100, Jason Clifford wrote: Lots of servers are poorly configured and a facist configuration will prevent genuine email as well as spam. On the other hand, if you really want to prevent lots of poorly written OSes contacting you, find an IP address that

Re: Exim and HELO

2003-09-09 Thread Piers Cawley
Rafael Garcia-Suarez [EMAIL PROTECTED] writes: Nicholas Clark wrote: On Mon, Sep 08, 2003 at 11:58:57AM +, Dominic Mitchell wrote: Jonathan Stowe [EMAIL PROTECTED] wrote: MTA Advocacy Zzzz What, you'd rather we talked about *cars* or something like that? I

Re: Exim and HELO

2003-09-08 Thread Shevek
Since mail15 alway use exactly the same subject line, I use spamassassin to make sure that it's a real mail15 line, and then procmail to ditch any mails tagged as spam having that subject line. To be honest, you could probably just ditch by subject line alone. S. On Mon, 8 Sep 2003, Peter

Re: Exim and HELO

2003-09-08 Thread Nicholas Clark
On Mon, Sep 08, 2003 at 10:05:39AM +0100, Shevek wrote: Since mail15 alway use exactly the same subject line, I use spamassassin to make sure that it's a real mail15 line, and then procmail to ditch any mails tagged as spam having that subject line. To be honest, you could probably just

Re: Exim and HELO

2003-09-08 Thread Peter Sergeant
How would one do the ditching at SMTP time? It would appear that any email from this company starts its transaction with my mail-server with 'HELO compuserve.com'. I've seen an exim4 config-file snippet to block at this point[1] - I'm looking to do the same with exim3... +Pete [1]

Re: Exim and HELO

2003-09-08 Thread Lusercop
On Mon, Sep 08, 2003 at 10:18:58AM +0100, Peter Sergeant wrote: How would one do the ditching at SMTP time? It would appear that any email from this company starts its transaction with my mail-server with 'HELO compuserve.com'. I've seen an exim4 config-file snippet to block at this point[1]

Re: Exim and HELO

2003-09-08 Thread Sam Vilain
On Mon, 08 Sep 2003 10:58, Lusercop wrote; how can it now be unsupported?. Just upgrade. It will make your life *so* much easier. (there are actually .debs of exim4 around if you want it to sit nicely with your package management). Yes. Upgrade. To postfix. -- Sam Vilain, [EMAIL

Re: Exim and HELO

2003-09-08 Thread Jonathan Stowe
On Mon, 8 Sep 2003, Sam Vilain wrote: On Mon, 08 Sep 2003 10:58, Lusercop wrote; how can it now be unsupported?. Just upgrade. It will make your life *so* much easier. (there are actually .debs of exim4 around if you want it to sit nicely with your package management). Yes.

Re: Exim and HELO

2003-09-08 Thread Dominic Mitchell
Jonathan Stowe [EMAIL PROTECTED] wrote: On Mon, 8 Sep 2003, Sam Vilain wrote: On Mon, 08 Sep 2003 10:58, Lusercop wrote; how can it now be unsupported?. Just upgrade. It will make your life *so* much easier. (there are actually .debs of exim4 around if you want it to sit nicely

Re: Exim and HELO

2003-09-08 Thread Nicholas Clark
On Mon, Sep 08, 2003 at 11:58:57AM +, Dominic Mitchell wrote: Jonathan Stowe [EMAIL PROTECTED] wrote: MTA Advocacy Zzzz What, you'd rather we talked about *cars* or something like that? I thought traditional london.pm advocacy was whether Willow or Buffy was on top.

Re: Exim and HELO

2003-09-08 Thread Robin Berjon
Rafael Garcia-Suarez wrote: Nicholas Clark wrote: I thought traditional london.pm advocacy was whether Willow or Buffy was on top. It's Willow. My oh my. To say I had been putting such an absurd notion on the back of the fact that they were rosbifs. You're making me doubt if building that tunnel

Re: Exim and HELO

2003-09-08 Thread Jason Clifford
On Mon, 8 Sep 2003, Robin Berjon wrote: It's Willow. My oh my. To say I had been putting such an absurd notion on the back of the fact that they were rosbifs. You're making me doubt if building that tunnel was a good idea, maybe it was better off as an island. Faith Faith Faith Faith

Re: Exim and HELO

2003-09-08 Thread Tony Kennick
On Mon, 8 Sep 2003 13:14:40 +0100 Nicholas Clark [EMAIL PROTECTED] wrote: On Mon, Sep 08, 2003 at 11:58:57AM +, Dominic Mitchell wrote: Jonathan Stowe [EMAIL PROTECTED] wrote: MTA Advocacy Zzzz What, you'd rather we talked about *cars* or something like that?

Re: Exim and HELO

2003-09-08 Thread nemesis
Tony Kennick wrote: On Mon, 8 Sep 2003 13:14:40 +0100 Nicholas Clark [EMAIL PROTECTED] wrote: I thought traditional london.pm advocacy was whether Willow or Buffy was on top. Willow and Faith custard wrestling. On the note of advocacy, it is part of life, the problem with the mail wasn't that it

Re: Exim and HELO

2003-09-08 Thread Nicholas Clark
On Mon, Sep 08, 2003 at 03:12:18PM +0200, Rafael Garcia-Suarez wrote: Jason Clifford wrote: On Mon, 8 Sep 2003, Robin Berjon wrote: It's Willow. My oh my. To say I had been putting such an absurd notion on the back of the fact that they were rosbifs. You're making me doubt if

Re: Exim and HELO

2003-09-08 Thread Jason Clifford
On Mon, 8 Sep 2003, Rafael Garcia-Suarez wrote: No, it's definitely Willow - particularly in leather. What do you guys have about this leather thing ? It's the great British passion - leather on willow. Jason Clifford -- UKFSN.ORG Finance Free Software while you surf the

Re: Exim and HELO

2003-09-08 Thread Jason Clifford
On Mon, 8 Sep 2003, David Landgren wrote: I hope you succeed in doing in your MTA of choice. If you can drop the connection before DATA, you can save a lot of bandwidth. You may safely reject any SMTP connection that announces itself this way (HELO compuserve.com) Just be sure you only

Re: Exim and HELO

2003-09-08 Thread David Landgren
Jason Clifford wrote: [...] You may safely reject any SMTP connection that announces itself this way (HELO compuserve.com) Just be sure you only match on compuserve.com as if you match subdomains you'll be blocking email from a lot of people. Yes, exactly that. In postfix, one would create a

Re: Exim and HELO

2003-09-08 Thread Andrew Savige
Nicholas Clark schreef: Anyway, something's just gone horribly wrong because we[1]'ve just won a cricket match. That's not supposed to happen. 1: For some value of we that feels some sort of support for the England team, not that they really earn it that often. (Strict pedants will