对从网卡中获取的数据包进行分析，有大量的文件操作-right from the card to obtain the data packets for analysis, a large number of file manipulation

本程序是为了方便学校机房的ANSYS和UG软件的注册问题而设计的，它会自动获取网卡号并换许可文件中的旧网卡号，更新授权。使学生上课时不必花费大量时间去注册了。上课时间还是学点东西比较好。-This procedure is for the convenience of the school room of ANSYS and UG software designed to registration, it will automatically obtain the card number and