Bsod

Hi have *HP Pro desktop windows 7 pro, x64, having blue screeens the last few days i have ran blue screen view and the following is what its telling me

caused by driver NTOSKRNL * * * * Code 0x000000d1

caused by driver usbohc1.sys * * * * * * * * *0x00000048

caused by driver ws2ifsl.sys * * * * * * * * * * 0x000000d1

caused by driver ws2ifsl.sys * * * * * * * * * * oxooooood1

caused by driver ndis.sys * * * * * * * * * * * * ox000000d1

caused by driver ws2ifsl.sys * * * * * * * * * * oxooooood1

caused by driver ndis.sus * * * * * * * * * * * * 0x000000d1



any idea what the problem is?