On Tue, Feb 09, 2010 at 08:21:33 +0800,
Ed Greshko <Ed.Greshko(a)greshko.com> wrote:
In the back of my mind, from a few years ago, I remember there an issue
with the linux TCP/IP stack and some "mis-configured" routers. I need
to get some coffee and hopefully my brain will get in gear....
I believe that was ECN. (A way to signal congestion without throwing away
packects.)
There have also been problems with MTU discovery because people block ICMP
packets indiscrimiantly.