Bug#201585: general: Browsers failing to display some pages in Sid (same pages do work in Woody)

[Johan Björklund <the@whero.net>]

On Wed, Jul 16, 2003 at 17:38 CEST, 
	 User <guifegar@teleline.es> wrote:
> Kernel: Linux euclides.hn.org 2.4.21-xfs-2gui-vanila #4 SMP Thu Jul 3 16:54:30 CEST 2003 i686
[..]
> I am having problems browsing the internet with some
> pages (e.g. www.netscape.com).
> The problem is not browser speciphic, i.e. I've found the same
> problem with Konqueror (kde 3.1), Mozilla 1.4, Netscape 7.1,
> Netscape 4.8, Mozila-Firebird 0.6, Amaya 8.0.
> It is not a problem with the internet connetion as many other
> pages load fine in any browser and I can send you this report.

This might not be browser or distribution specific, rather kernel
specific.

Check wether you have TCP_ECN enabled or not in you kernel. The firewall
infront of www.netscape.com does not seem support this flag in TCP
packages.

laze:~# cat /proc/sys/net/ipv4/tcp_ecn 
1
laze:~# nc -w 2 www.netscape.com 80
netscape.com [64.12.151.215] 80 (www) : Connection timed out
laze:~# echo 0 > /proc/sys/net/ipv4/tcp_ecn 
laze:~# nc -w 2 www.netscape.com 80
HEAD / HTTP/1.0

HTTP/1.0 200 OK
set-cookie: dcisid=2164061494.1057961027.2714306; path=/
Set-Cookie: sampler=1058374553;DOMAIN=.aol.com:2080;PATH=/;EXPIRES=Tue,
06 Jul 2004 16:55:53 GMT
P3P: CP="NOI OUR PSA DEV PSD STA COM CUR"
MIME-Version: 1.0
Date: Wed, 16 Jul 2003 16:55:53 GMT
Server: AOLserver/3.5.5
Content-Type: text/html
Content-Length: 46358
Connection: close

laze:~# 

-- 
+-----------------------------------------------------------+
| Johan Björklund <the@whero.net> http://whero.net/         |
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