MM1：MM1 queue simulation MG1: MG1 queue simulation NETWORKQUEUE:电话网络的queue simulation socket:一个数据库，图书馆和用户三者通过UDP或者TCP链接，互通消息的socket。 -MM1：MM1 queue simulation MG1: MG1 queue simulation NETWORKQUEUE:电话网络的queue simulation socket:database,

MM1 queue in c . reading from file the arraivl time and the depart time , and present the statistical at the end of the simulation

模拟MM1 队列机制的 ns仿真程序，采用tcl-MM1 queue of ns simulation