Messages in this thread |  | | Date | Fri, 8 Sep 2000 00:39:09 +0300 (EEST) | From | George Athanassopoulos <> | Subject | Re: linux kernel TCP, network connections and iptables |
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On Thu, 7 Sep 2000 kuznet@ms2.inr.ac.ru wrote:
:By any _formal_ criteria there is no DoS here. You reply with one packet :to each incoming packet and do not hold any state. Where is DoS?
Maybe I did not make clear where the DoS is. Well my machine DOES NOT hang. But the NIC is busy replying thousands of RST's and thus it cannot even send a single packet outside to the pc next door. That is, its network is dead.
: :Note, that as soon as you will try to remember state, you open way :for true DoSes. 8) : :Alexey :
I did not say I want to remember states. I said to read what kernel has already in /proc/net/tcp but faster and kinda more native, to use it for a flash of a second.
-- George Athanassopoulos http://www.real.macedonia.gr http://www.egnatia.ee.auth.gr
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