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Re: Weird problem with self-compiled kernel



On Mon, Nov 04, 2002 at 04:03:09PM -0500, Noah L. Meyerhans wrote:
> On Mon, Nov 04, 2002 at 09:39:54PM +0100, Patrick Brunier wrote:
> > Everything works fine. But the problem is that I can't connect to
> > certain sites.  Eg. When I type "lynx www.openoffice.org" he tries to
> > make a http connection but nothing happens.  Also when I type "lynx
> > www.davitel.nl" it goes wrong. All other site I have tried do work
> > perfectly.  When I switch back to 2.4.18-bf24 I can connect to the
> > sites that don't work in 2.4.19.
> 
> There are broken (old) routers between you and the sites you're trying
> to contact.  They don't support Explicit Congestion Notification (ECN;
> see RFC 3168).  You should disable this in your new kernel.  You can do
> so at runtime via something in /proc/sys/net/ somewhere 

echo "0" > /proc/sys/net/ipv4/tcp_ecn

-- 
Jerome

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