nanog mailing list archives

Re: A modest proposal


From: Curtis Villamizar <curtis () ans net>
Date: Wed, 18 Sep 1996 02:14:10 -0400


In message <Pine.BSI.3.93.960917171801.21768H-100000 () sidhe memra com>, Michael 
Dillon writes:

If it only takes 8 SYN packets to lock up a socket for 75 seconds then
effective SYN flood attacks certainly *CAN* be launched from a dialup
connection. And if the definition of an effective attack allows for
intermittently shutting down a socket then effective attacks certainly
*CAN be launched from places like Uruguay, Brazil, Indonesia and so forth.


If you can't fix this so its closer to 60,000 than 8 you're on the
wrong side of the firewall.  This is where a packet filtering router
doesn't do the trick.

Curtis
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