I found some solutions here: http://edtake.wordpress.com/2010/05/04/ubuntu-slow-wireless-after-upgrading-to-10-04/
It it will help I'll write it down
I found some solutions here: http:// edtake. wordpress. com/2010/ 05/04/ubuntu- slow-wireless- after-upgrading -to-10- 04/
It it will help I'll write it down