Yea, but I want this to be for every one, not just cable users<br><br><div><span class="gmail_quote">On 3/3/06, <b class="gmail_sendername">Chris Stone</b> <<a href="mailto:cstone@axint.net">cstone@axint.net</a>> wrote:
</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">Try using something like the NJABL_DYNBLOCK rbl to block such cable/dsl users<br>from connecting......
<br><br>On Friday 03 March 2006 07:44 pm, Devon Harding wrote:<br>> For some reason, I can't seem to stop hackers from performaing DoS against<br>> my IPCop fw & MailScanner server. I get alot of these in my<br>
> /var/log/maillog and the boxes get locked up:<br>><br>> Mar 1 20:12:48 mars sendmail[27017]: k220vlXF027017:<br>> <a href="http://69-165-202-64.miamfl.adelphia.net">69-165-202-64.miamfl.adelphia.net</a> [<a href="http://69.165.202.64">
69.165.202.64</a>] did not issue<br>> MAIL/EXPN/VRFY/ETRN during connection to MTA<br>> Mar 1 20:12:48 mars sendmail[27019]: k220vmrk027019:<br>> <a href="http://69-165-202-64.miamfl.adelphia.net">69-165-202-64.miamfl.adelphia.net
</a> [<a href="http://69.165.202.64">69.165.202.64</a>] did not issue<br>> MAIL/EXPN/VRFY/ETRN during connection to MTA<br>> Mar 1 20:12:48 mars sendmail[27018]: k220vlM8027018:<br>> <a href="http://69-165-202-64.miamfl.adelphia.net">
69-165-202-64.miamfl.adelphia.net</a> [<a href="http://69.165.202.64">69.165.202.64</a>] did not issue<br>> MAIL/EXPN/VRFY/ETRN during connection to MTA<br>> Mar 1 20:12:49 mars sendmail[27020]: k220vm8s027020:<br>
> <a href="http://69-165-202-64.miamfl.adelphia.net">69-165-202-64.miamfl.adelphia.net</a> [<a href="http://69.165.202.64">69.165.202.64</a>] did not issue<br>> MAIL/EXPN/VRFY/ETRN during connection to MTA<br>> Mar 1 20:12:49 mars sendmail[27023]: k220vngJ027023:
<br>> <a href="http://69-165-202-64.miamfl.adelphia.net">69-165-202-64.miamfl.adelphia.net</a> [<a href="http://69.165.202.64">69.165.202.64</a>] did not issue<br>> MAIL/EXPN/VRFY/ETRN during connection to MTA<br>> Mar 1 20:12:49 mars sendmail[27021]: k220vmjG027021:
<br>> <a href="http://69-165-202-64.miamfl.adelphia.net">69-165-202-64.miamfl.adelphia.net</a> [<a href="http://69.165.202.64">69.165.202.64</a>] did not issue<br>> MAIL/EXPN/VRFY/ETRN during connection to MTA<br>>
<br>> What can I do?<br>--<br>MailScanner mailing list<br><a href="mailto:mailscanner@lists.mailscanner.info">mailscanner@lists.mailscanner.info</a><br><a href="http://lists.mailscanner.info/mailman/listinfo/mailscanner">
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<br></blockquote></div><br>