From: Tobias DiPasquale <codeslinger@gmail.com>
To: netfilter@lists.netfilter.org
Subject: Re: ip_conntrack limit && stateless firewalls
Date: Fri, 11 Feb 2005 09:55:36 -0500 [thread overview]
Message-ID: <876ef97a05021106551fb5dacb@mail.gmail.com> (raw)
In-Reply-To: <Pine.CYG.4.62.0502110943440.2348@MI340a.chem.mathsci.usna.edu>
On Fri, 11 Feb 2005 09:49:40 -0500, Kevin Van Workum <vanw@usna.edu> wrote:
> I'm having a problem with my firewall where packets are being dropped due
> to the ip_conntrack limit. I could up the limit, but my users need 30k+
> connections simultaneously and with the minimum overhead. And I only have
> 1 firewall box. So I'd like to disable or by-pass ip_conntrack some how to
> avoid dropped packets and reduce over head. How can I do this, and more
> importantly, would it be helpful.
You can use the NOTRACK target on the traffic that is causing the
problem (which will disable using ip_conntrack on that traffic), or
you can decompile conntrack altogether. The latter would basically
make the firewall stateless. man iptables for more info on using
NOTRACK.
--
[ Tobias DiPasquale ]
0x636f6465736c696e67657240676d61696c2e636f6d
next prev parent reply other threads:[~2005-02-11 14:55 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-11 14:49 ip_conntrack limit && stateless firewalls Kevin Van Workum
2005-02-11 14:55 ` Tobias DiPasquale [this message]
2005-02-13 12:22 ` Jose Maria Lopez Hernandez
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=876ef97a05021106551fb5dacb@mail.gmail.com \
--to=codeslinger@gmail.com \
--cc=netfilter@lists.netfilter.org \
/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