Re: SMTP access

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On Tue, 6 Apr 2004, Michael Sullivan wrote:

> I read my log watch every day for my server PC each time I notice an
> attempted unauthorized access I run the IP through whois and then I send
> an email to the abuse@ address I see at the bottom of whois report. 
> This morning I found a third attempt to send email through my smtp
> server from kornet.net.  Is there anyone I can report them to if it
> happens again?  I've sent them email all three times that they've
> attempted to use my server...
> 
> -Michael Sullivan-

Well, I wish you the best of luck because you're going to need it.  kornet 
is a Korea operation that sends tons of spam.  I actually got a reply back 
from them one time that told me in very definite terms to stop bothering 
them.

kornet.com owns a series of ip's.  Just put the following line in 
/etc/mail/access (assuming you're using sendmail)...

204.228.229		DISCARD

and then do a 

makemap hash access < access

There is no need to restart sendmail.  This will result in sendmail
discarding all further email from any of their ip's.

-- 
Gerry

"The lyfe so short, the craft so long to learne"  Chaucer


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