DRIVER_IRQL_NOT_LESS_OR_EQUAL

The Internet is distributed on the second computer (ICS). On the first there is “blue screen” with error DRIVER_IRQL_NOT_LESS_OR_EQUAL.
On both CIS.828 versions.
OS WinXP SP3.
Sorry for my bad english

Please add additional information as described in IMPORTANT: HOW TO SUBMIT BUGS (read this if you want them fixed)?

Did the BSOD mention a driver?