From: Andrew Morton <akpm@linux-foundation.org>
To: Matthias Cramer <matthias.cramer@interway.ch>
Cc: linux-kernel <linux-kernel@vger.kernel.org>, netdev@vger.kernel.org
Subject: Re: Wired behaviour with IPv6 over PPP
Date: Thu, 22 May 2008 01:49:59 -0700 [thread overview]
Message-ID: <20080522014959.0f6191aa.akpm@linux-foundation.org> (raw)
In-Reply-To: <48341C0B.7010003@interway.ch>
On Wed, 21 May 2008 14:56:43 +0200 Matthias Cramer <matthias.cramer@interway.ch> wrote:
> Hi All
>
> I have a very wired behaviour when doing IPv6 over PPPoE.
>
> The situation:
>
> A linux box connected to a DSL Modem, on the other side is a Cisco LNS which terminates the PPP session (actually L2TP).
> I have control over both ends.
>
> When I have net.ipv6.conf.all.forwarding set to 0 then the ppp Interface gets a IPv6 address from the Cisco via IP6CP.
> When I have net.ipv6.conf.all.forwarding set to 1 them the ppp Interface does not get an address, it has only a normal link local address.
>
> When I start the ppp session with forwarding set to 0 I can ping out and there exists a default route to ppp0 , then I switch forwarding to 1
> the default route disappears and therefore routing does not work any longer.
>
> Is this a known behaviour ?
>
> Or am I doing something the wrong way ?
>
> Kernel version is 2.6.25
>
(cc netdev)
next prev parent reply other threads:[~2008-05-22 8:50 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-21 12:56 Wired behaviour with IPv6 over PPP Matthias Cramer
2008-05-22 8:49 ` Andrew Morton [this message]
2008-05-22 9:55 ` James Chapman
2008-05-22 19:05 ` Matthias Cramer
2008-05-23 10:46 ` James Chapman
2008-05-23 19:50 ` Matthias Cramer
2008-05-23 21:34 ` James Chapman
2008-05-24 4:29 ` Willy Tarreau
2008-05-28 9:59 ` Pascal Hambourg
2008-05-28 12:45 ` Willy Tarreau
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