if you wouldn't refuse the do the proper tests using lame excuses you will be able to reproduce it in less than half of hour.
meanwhile you pretend to checking further on the issue for years.
whith sales so high and so much money we are bringing into your company...I would never pick intel as unserious company with such poor driver support.
and to think I bought my motherboard to specificaly have an integrated intel NIC. won't make that mistake again...