Svn 16860 has fixed this problem
(drivers\net\ndis\ndis\io.c:824)(NdisMRegisterInterrupt) Called. InterruptVector (0x9) InterruptLevel (0x9) SharedInterrupt (1) InterruptMode (0x0) (drivers\net\ndis\ndis\io.c:843)(NdisMRegisterInterrupt) Connecting to interrupt vector (0x49) Affinity (0xFFFFFFFF). (drivers\net\ndis\ndis\io.c:848)(NdisMRegisterInterrupt) Leaving. Status (0x0).
I'll test again "ping" command with head
Regards Gerard