This seems to already be fixed in the current 2.6.17 kernel. Maybe the patch got in upstream ?
-- sis900 drops tx packets on Foxconn 661FX7MJ-RSH motherboard (Includes patch) https://launchpad.net/bugs/57846 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs