[Mimedefang] Am I overlooking something in my filter_relay method

2006-07-16 Thread ML Listuser
Hello list, I'd gladly like your opinion on this. For some days I switched sendmails loglevel to 15 and noticed that 99% of the spamflow is sent to me from smtp clients: PC's with names as 'pool,adsl,dynamic,..' or just an IP number. They send smtp but don't listen on the smtp port theirself.

Re: [Mimedefang] Am I overlooking something in my filter_relay method

2006-07-16 Thread John Rudd
On Jul 16, 2006, at 2:02 AM, ML Listuser wrote: Hello list, I'd gladly like your opinion on this. For some days I switched sendmails loglevel to 15 and noticed that 99% of the spamflow is sent to me from smtp clients: PC's with names as 'pool,adsl,dynamic,..' or just an IP number. They

Re: [Mimedefang] Am I overlooking something in my filter_relay method

2006-07-16 Thread Jan-Pieter Cornet
On Sun, Jul 16, 2006 at 11:02:06AM +0200, ML Listuser wrote: So I created a filter_relay which, on a connect-request, tries to establish a telnet/smtp connection with the calling host and if it does _not_ succeed, rejects the connection with '554 my mx ESMTP not accepting messages'. You

Re: [Mimedefang] Am I overlooking something in my filter_relay method

2006-07-16 Thread ML Listuser
Thank you Jan-Pieter, As a matter of fact I have a range smtp-vbrnn.xs4all.nl in the whitelist. I knew about xs4all as I often receive mail from there. What I didn't knew/hoped was this behaviour from other ISP's. So this is typically something I overlooked. I will see into John Rudd's