Windows

Winsock 2
    introduced with the release of Windows NT® 4.0; it is also available on Windows 95 (as an add-on package), Windows 98, and Windows 2000.

    service provider interface (SPI)
        layered service provider (LSP)
            to extend an existing transport service provider

NDIS


참조 사이트:

http://jjjryu.tistory.com/entry/%EC%86%8C%EC%BC%93-MFC
http://blog.lmep.net/46