Linux Netfilter discussions
 help / color / mirror / Atom feed
From: Taylor Grant <gtaylor@riverviewtech.net>
To: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Cc: Vic N <vic778@hotmail.com>, netfilter@lists.netfilter.org
Subject: Re: ddos / no connection tracking / tarpitting
Date: Fri, 22 Apr 2005 01:52:09 -0500	[thread overview]
Message-ID: <42689F19.5030709@riverviewtech.net> (raw)
In-Reply-To: <Pine.LNX.4.58.0504220847580.28527@blackhole.kfki.hu>

> You *must* use the rule
> 
> iptables -t raw -A PREROUTING -s 1.2.3.4 -p tcp --sport 5678 -j NOTRACK
> 
> as well, otherwise conntrack will pick up the reply packets from the
> TARPIT target.

Very good point.


  reply	other threads:[~2005-04-22  6:52 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-04-22  4:19 ddos / no connection tracking / tarpitting Vic N
2005-04-22  4:32 ` Jason Opperisano
2005-04-22  4:45   ` Taylor Grant
2005-04-22  5:01     ` Jason Opperisano
2005-04-22  5:22 ` Taylor Grant
2005-04-22  6:50   ` Jozsef Kadlecsik
2005-04-22  6:52     ` Taylor Grant [this message]
2005-04-22 21:13   ` R. DuFresne
2005-04-22 22:12     ` Seferovic Edvin
     [not found]     ` <42697714.011dd32f.69e7.219fSMTPIN_ADDED@mx.gmail.com>
2005-04-22 22:18       ` Fabien Germain
2005-04-22 22:28     ` Taylor, Grant
2005-04-22 23:05     ` Daniel Lopes
  -- strict thread matches above, loose matches on Subject: below --
2005-04-22  7:01 Gary W. Smith
2005-04-22  7:05 Gary W. Smith
2005-04-22  7:10 ` Taylor Grant
2005-04-22  7:32 ` Jozsef Kadlecsik

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=42689F19.5030709@riverviewtech.net \
    --to=gtaylor@riverviewtech.net \
    --cc=kadlec@blackhole.kfki.hu \
    --cc=netfilter@lists.netfilter.org \
    --cc=vic778@hotmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox