All of lore.kernel.org
 help / color / mirror / Atom feed
From: Steven M Campbell <Netfilter@SCampbell.net>
To: netfilter@lists.netfilter.org
Subject: Re: states and UDP
Date: Fri, 03 Mar 2006 09:44:13 -0500	[thread overview]
Message-ID: <4408563D.2040605@SCampbell.net> (raw)
In-Reply-To: <E1FFBMv-0016UD-1H@alf1.lmb.internal>

T. Horsnell wrote:
> Am I right in thinking that the stateful capabilities
> of iptables (NEW/ESTABLISHED/RELATED etc) only apply to
> tcp connections? If not, how are these states defined for
> udp?
>
> iptables doesnt complain if I add a rule containing
> '-p udp -m state --state NEW'
>
> Thanks,
> Terry.
>
>   
any tracked connection can have state.   For instance, one could write a 
conneciton tracker for NFS over UDP mounts and use the state flag in 
firewall rules.  That's not a real example (to my knowledge), I'm just 
showing that the capability is there.



  reply	other threads:[~2006-03-03 14:44 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-03-03 14:34 states and UDP T. Horsnell
2006-03-03 14:44 ` Steven M Campbell [this message]
2006-03-06  1:43 ` Philip Craig

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=4408563D.2040605@SCampbell.net \
    --to=netfilter@scampbell.net \
    --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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.