Hello again.
Caused by older Realtek RTL8168D/8111D Family PCI-E Gigabit Ethernet NIC
drivers.
Click on the Start

► Control Panel ► Programs ► Uninstall a program ► Uninstall everything related to; Realtek. (Restart the system)
Delete remnants of its drivers/older drivers using
Driver Fusion/Sweeper (Restart if required)
Download and install a fresh copy from:
Driver Reference Table Code:
0: kd> !irp fffffa800f116350
Irp is active with 4 stacks 3 is current (= 0xfffffa800f1164b0)
No Mdl: No System Buffer: Thread 00000000: Irp stack trace.
cmd flg cl Device File Completion-Context
[ 0, 0] 0 0 00000000 00000000 00000000-00000000
Args: 00000000 00000000 00000000 00000000
[ 0, 0] 0 0 00000000 00000000 00000000-00000000
Args: 00000000 00000000 00000000 00000000
>[ 16, 3] 0 e1 fffffa800720e050 00000000 fffff8000310f200-fffffa800efe5a80 Success Error Cancel pending
Unable to load image \SystemRoot\system32\DRIVERS\Rt64win7.sys, Win32 error 0n2
*** WARNING: Unable to verify timestamp for Rt64win7.sys
*** ERROR: Module load completed but symbols could not be loaded for Rt64win7.sys
\Driver\RTL8167 nt!PopSystemIrpCompletion
Args: 00016600 00000000 00000006 00000006
[ 0, 0] 0 0 00000000 00000000 00000000-fffffa800efe5a80
Args: 00000000 00000000 00000000 00000000
0: kd> lmvm Rt64win7
start end module name
fffff880`0637d000 fffff880`063e3000 Rt64win7 T (no symbols)
Loaded symbol image file: Rt64win7.sys
Image path: \SystemRoot\system32\DRIVERS\Rt64win7.sys
Image name: Rt64win7.sys
Timestamp: Thu Nov 25 09:30:11 2010 (4CEDD843)
CheckSum: 0007273A
ImageSize: 00066000
Translations: 0000.04b0 0000.04e4 0409.04b0 0409.04e4