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Date:	Sun, 10 Feb 2008 02:00:14 +0100
From:	Marcin Koziej <>
To:	Eric Dumazet <>
Subject: [solved] Re: Bug? Kernels 2.6.2x drops TCP packets over wireless (independentofcard used)

Dnia 7 lutego 2008 20:24 Eric Dumazet <> napisaƂ(a):
> Typical window scaling problem here... (well, for previous traces, with 
> wscaling of 5, since with wscale 2 it seems to work), you probably have a 
> buggy router or something...
> Try :
> # echo 0 >/proc/sys/net/ipv4/tcp_window_scaling
> And retry to connect to this ftp server
> You could alternativly play with /proc/sys/net/ipv4/tcp_rmem
> # echo "4096 8192 50000" >/proc/sys/net/ipv4/tcp_rmem

Thanks! That solves the problem! Now I read about TCP window scaling and I understand the issue, but I wouldn't figure/google that out myself! 
Thank You for Your time!


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