passthru是微软提供的驱动开发包WDK里的网卡驱动开发源代码，本代码实现了应用程序来给驱动层传数据的功能，并且配合我的博客，可以很好的实现此功能，如有疑问，大家可以交流，附上我博客的地址：http://blog.csdn.net/xioyaozi/article/details/7817024-passthru is the development of the network card driver provided by Microsoft Driver Development Kit WDK source code, this code the application to the functionality of the driver layer transfer data, and with my blog, can be very good to implement this feature, if in doubt, we can exchange, attach the address of my blog: http://blog.csdn.net/xioyaozi/article/details/7817024