[lug] /etc/mail/access in sendmail

Hugh Brown hugh at vecna.com
Mon Jan 21 15:39:45 MST 2002


I was more interested in the bouncing aspect of it.  Which domain is the
important one when it comes to bouncing (or relaying for that matter)
when the message has made several hops.

Thanks for the URL, I'll take a look.

Hugh

On Mon, 2002-01-21 at 11:11, Sexton, George wrote:
> If you are interested in blocking SPAM you should take a look at:
> 
> http://www.spambouncer.org/
> 
> It is a very complete set of procmail scripts that filter the messages based
> on pattern matching. It takes about an hour to get set up.
> 
> -----Original Message-----
> From: lug-admin at lug.boulder.co.us [mailto:lug-admin at lug.boulder.co.us]On
> Behalf Of Hugh Brown
> Sent: 18 January, 2002 10:27 AM
> To: lug at lug.boulder.co.us
> Subject: [lug] /etc/mail/access in sendmail
> 
> 
> I have been getting more and more spam lately.  As I look at the
> headers, most spam appears to have been relayed by as many as 3-4
> servers.  For instance,
> 
> Received: from chi6-1.relay.mail.uu.net (chi6-1.relay.mail.uu.net
> [199.171.54.98]) by vecna.com (8.9.3/8.9.3) with ESMTP id LAA26800 for
> <webmaster at vecna.com>; Fri, 18 Jan 2002 11:12:38 -0500
> From: newyork1 at uole.com
> Received: from proxychaco.chaco.com by chi6sosrv11.alter.net with ESMTP
> (peer crosschecked as: chaco.com.bo [63.96.136.71]) id QQlyiy09457; Fri,
> 18 Jan 2002 16:10:54 GMT
> Received: from mail.uole.com
> (0-1pool106-132.nas9.miami1.fl.us.da.qwest.net [65.139.106.132]) by
> proxychaco.chaco.com with SMTP (Microsoft Exchange Internet Mail Service
> Version 5.5.2653.13) id CSMFM8WX; Fri, 18 Jan 2002 10:03:29 -0600
> 
> so it starts at qwest.net in florida goes to proxychaco.chaco.com to
> alter.net/uu.net to me.
> 
> If I had blocked the original qwest.net address address would the email
> have bounced?  Or if I had only blocked the chaco.com domain would the
> email have bounced?
> 
> Mostly a curiousity.
> 
> Hugh
> 
> 
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-- 
------------------------------------
System Administrator/Unix Consultant
hugh at vecna.com
Vecna Technologies, Inc
6525 Belcrest Rd, Suite 612
Hyattsville MD, 20782
301.864.7253
http://www.vecna.com





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