Ethernet帧结构解析程序，提供Ethernet V2.0格式的Ethernet帧封包文件input（存放在“Exe”目录下），该封包文件是二进制文件，文件中包含若干个Ethernet帧，其中有正确的帧，也有错误的帧。-Ethernet frame structure parsing program, provides the Ethernet frame Ethernet V2.0 format the packet file input (stored in the directory " Exe" ), the packet file is a binary file, the file contains a number of Ethernet frames, which have the right frame, but also the wrong frame.