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From: KOVACS Krisztian <hidden@sch.bme.hu>
To: "Keserű Kornél" <keseruk@freemail.hu>
Cc: netfilter@lists.netfilter.org
Subject: Re: lost UDP packets with matching NAT rules
Date: Fri, 17 Feb 2006 10:43:19 +0100	[thread overview]
Message-ID: <200602171043.19725@nienna> (raw)
In-Reply-To: <freemail.20060115181615.95655@fm03.freemail.hu>


  Hi,

On Wednesday 15 February 2006 18.16, Keserû Kornél wrote:
> Thanks for the explanation!
> Does this mean that a nat function, realized with a DNAT+SNAT rule
> pair will not work for many-to-one connections? What I wanted to
> realize with those rules is that UDP packets received from anywhere
> (several sources) are forwarded to one concrete destination and the
> source of the forwarded packets is always changed to the same.
> If so, would a NOTRACK rule in the raw table help here (don't track
> those connections)?

  Unfortunately not. You'd need stateless NAT for UDP, which is not (yet) 
implemented in Netfilter. (But occasionally it would be a really cool and 
useful feature.)

-- 
KOVACS Krisztian



      reply	other threads:[~2006-02-17  9:43 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-02-14  9:34 lost UDP packets with matching NAT rules Keserű Kornél
2006-02-14 21:21 ` KOVACS Krisztian
2006-02-15 13:18   ` Keserű Kornél
2006-02-15 15:15     ` KOVACS Krisztian
2006-02-15 17:16       ` Keserű Kornél
2006-02-17  9:43         ` KOVACS Krisztian [this message]

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