From: Ray Leach <raymondl@knowledgefactory.co.za>
To: Netfilter Mailing List <netfilter@lists.netfilter.org>
Subject: Re: Routing decision?
Date: 15 Sep 2003 14:14:43 +0200 [thread overview]
Message-ID: <1063628083.31092.82.camel@raylinux.internal> (raw)
In-Reply-To: <3F65981D.1060700@able.be>
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On Mon, 2003-09-15 at 12:44, Wim Ceulemans wrote:
> Hi Ray
>
> In my opinion 'locally generated packets' can only be generated by a
> local process.
> So in the diagram where it says 'local process', that's where the
> 'locally generated packets' start
> their way through the kernel. Where's the difference?
>
What about packets that get SNATed?
Where are they generated?
> Regards
> Wim
>
> Ray Leach wrote:
>
> >On Mon, 2003-09-15 at 10:49, Wim Ceulemans wrote:
> >
> >
> >>Hi
> >>
> >>In paragraph 6.2 of the iptables-tutorial the following is said:
> >>"The OUTPUT chain is used for altering locally generated packets (i.e.,
> >>on the firewall) before they get to the routing decision.
> >>
> >>But in paragraph 3.1, the "Traversing of tables and chains" diagram, we
> >>see the "Routing decision" is listed after the "Local process" and
> >>BEFORE! the packet goes to the output chain.
> >>
> >>So which one is right? Does the routing decision take place after or
> >>before the packet travels through the output chain?
> >>
> >>
> >
> >Are you not getting confused with 'locally generated' and 'local
> >process'. They are not the same thing.
> >
> >
> >
> >>Regards
> >>
> >>
--
--
Raymond Leach <raymondl@knowledgefactory.co.za>
Network Support Specialist
http://www.knowledgefactory.co.za
"lynx -source http://www.rchq.co.za/raymondl.asc | gpg --import"
Key fingerprint = 7209 A695 9EE0 E971 A9AD 00EE 8757 EE47 F06F FB28
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next prev parent reply other threads:[~2003-09-15 12:14 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-09-15 8:49 Routing decision? Wim Ceulemans
2003-09-15 9:08 ` Ray Leach
2003-09-15 10:44 ` Wim Ceulemans
2003-09-15 12:14 ` Ray Leach [this message]
2003-09-15 12:53 ` Wim Ceulemans
2003-09-15 13:09 ` Ray Leach
2003-09-15 13:31 ` Cedric Blancher
2003-09-15 13:46 ` Ray Leach
2003-09-15 14:00 ` Cedric Blancher
2003-09-15 15:03 ` Ray Leach
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