国立成功大学的柯志亨老师的mudp mtcp源文件，在原UDP协议基础之上添加了自主记录功能，无需分析trace文件，简单易操作，适用于ns2-National Cheng Kung University, Ke Zhi Heng teacher mudp mtcp source files, based on the original UDP protocol adds self-recording function, without analyzing trace files, easy t