柯志亨版NS2仿真实验-多媒体和无线网络通信书中实验四（随机数产生器）的所有程序，所有程序都是调过的，可运行。. -The Ke Zhiheng version of NS2 simulation experiments- all programs of the multimedia and wireless network communication book Experiment 4 (random number generator), all procedures are adjust