(Through the program to obtain the physical address of the Ethernet card, we begin to master the method of accessing the underlying software and hardware interfaces and attributes at the user layer. 2. A program is proposed to obtain the physical address of the Ethernet card installed in the machine. 3. The program is a simple application program, so that the program can only be used on the microcomputer equipped with the specified address network card. This document includes the following attachments:)
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