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List:       netbsd-tech-net
Subject:    Re: IPv6 autoconfiguration and MTU
From:       Richard Braun <syn () sceen ! net>
Date:       2004-09-19 12:50:24
Message-ID: 20040919125023.GA3041 () skywalker ! sceen
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On Sun, Sep 19, 2004 at 02:19:05PM +0200, Manuel Bouyer wrote:
> On Sun, Sep 19, 2004 at 10:18:34AM +0200, Richard Braun wrote:
> > Hello,
> > 
> > I noticed that NetBSD 1.6 doesn't care about the MTU value present in
> > Router Advertisments packets. Is this a bug or an unimplemented option ?
> > This would really be useful for natvie PPPoE links in order to lower the
> > MSS value, since MSS clamping isn't available in IPv6.
> 
> >From what I remember, it worked for me (I'm running 2.0 now and it
> definitively works).
> But I have
> net.inet6.tcp6.mss_ifmtu=1
> in /etc/sysctl.conf, maybe this is what made it work (I don't remmeber).
> 
> -- 
> Manuel Bouyer <bouyer@antioche.eu.org>
>      NetBSD: 26 ans d'experience feront toujours la difference
> --

I have this option too, but it doesn't :-/. Could it be backported ?
I'm currently using a patch to set the mtu at the needed value (lol).

-- 
Richard Braun

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