Limited data transfer outside local network ..?

[Jay Cliburn]

ahbril wrote:
> Hi,
> 
> I've just installed Fedora Core 5:
> Linux dgb33 2.6.17-1.2187_FC5 #1 Mon Sep 11 01:17:06 EDT 2006 i686
> i686 i386 GNU/Linux
> 
> I am experiencing one of the most slippery problems I've ever
> encountered. In short, data transfer from the internet stops after
> some initial traffic.

Try turning off TCP window scaling.

sysctl -w net.ipv4.tcp_window_scaling=0

Your symptoms don't sound altogether like a window scaling problem, but they're 
close enough to try turning it off.