> What happens when you connect two offending machines directly to each other 
> with a crossover cable?

THAT works just fine!

I think I got it... one of the switches seems to be... kinda flakey. I'll 
try replacing it and see if that helps. When I removed the uplink between 
that one and the other switch, machines on the other switch got 10+M/sec.

-Yaron

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