OT: Blocking persistent spammers using IPTables?

Steve Campbell campbell at cnpapers.com
Thu Apr 29 17:35:53 IST 2010

Thanks Alex,

I found most of that already, but somehow missed the man page. Sorry to 
have caused the sigh!


Alex Broens wrote:
> On 2010-04-29 17:03, Steve Campbell wrote:
>> Philip Parsons wrote:
>>> If you are using MailScanner you should look into a program called 
>>> Vispan.  IT scans the maillog and compiles lists of ips to 
>>> automatically block according to whatever criteria you put in 
>>> place.  The good thing is that it releases the ip after 5 days as 
>>> most spammers are using DHCP, but if the same machines starts to 
>>> spam again it then blocks it for 10 days and so for and so long.  
>>> Also has a nice little web based stats page.
>> Phillip,
>> Since this is labeled OT, hope you don't mind answering a few 
>> questions about Vispan, and that the list doesn't mind the 
>> out-of-range stuff.
>> I don't really see how or where Vispan creates a list of IP for me. I 
>> don't understand what the UseHeuristics parm is supposed to do. And I 
>> haven't really found how to set up rbldnsd anywhere. All google 
>> searches end in insufficient explanations, although most touch on 
>> some of this. At this point in time, I have both UseAccess and 
>> UseIPTables set to 0 but have try setting UseHeuristics to both 0 and 
>> 1 without any difference I could see.
> http://www.google.com/search?q=rbldnsd+&btnG=Google+Search
> <sigh>

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