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From: Pascal Hambourg <pascal@plouf.fr.eu.org>
To: netfilter@vger.kernel.org
Subject: Re: Order of iptables vs. ip6tables chains
Date: Fri, 23 Jan 2015 23:58:49 +0100	[thread overview]
Message-ID: <54C2D229.1000108@plouf.fr.eu.org> (raw)
In-Reply-To: <20150123225143.GB3522@blackhole.tracing.lan>

Thomas Preissler a écrit :
> 
> On Fri, Jan 23, 2015 at 11:38:28PM +0100, Noel Kuntze wrote:
>> Also, IPv4 traffic is only handled by iptables rules and IPv6 traffic
>> obviously only by ip6tables rules. iptables only handles ip traffic, not decnet or any
>> other fancy layer three protocol.
> 
> But where does ip6tables fit in here?

In the same places as iptables.

> Does it first run through the
> whole netfilter stack as in [1], and then for v6, or is it doing it
> in some mixed way:
> 
> 1) mangle PREROUTING v4
> 2) mangle PREROUTING v6
> 3) mangle INPUT v4
> 4) mangle INPUT v6
> 5) filter INPUT v4
> 6) filter INPUT v6

What is unclear in "IPv4 traffic is only handled by iptables rules and
IPv6 traffic obviously only by ip6tables rules" ?

> and so on (I skipped NAT... as there is no v6 NAT (haha - I know)).

There is.

  reply	other threads:[~2015-01-23 22:58 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-23 22:31 Order of iptables vs. ip6tables chains Thomas Preissler
2015-01-23 22:38 ` Noel Kuntze
2015-01-23 22:38   ` Noel Kuntze
2015-01-23 22:51   ` Thomas Preissler
2015-01-23 22:58     ` Pascal Hambourg [this message]
2015-01-23 22:59     ` Noel Kuntze

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