DummyProvider

注册用户会员管理主页面，主体框架，靠自己添砖加瓦了-Member Registration User Management page, the main framework for the building blocks on their own

包过滤路由器与包过滤防火墙具有同一功能，如2。1。1部分所述。 The packet filter rout provide the same functionality as the packet filter firewall describe in section2.1.1. 代理防火墙比包过滤器防火墙易于保持更多的上下文 The proxy firewall maintain context more easily than the packet filter firewall. 防火墙计算机要求2张以太网卡，一个对外部世界的接口和一个对主POP网络的接口。 The firewall machine will require two ethernet card, one interface to the outside world and one to the master pop network. (The firewall machine will require two ethernet card, one interface to the outside world and one to the master pop network. )

vb6.0下的html浏览器，用来学习的例程。可以参考。-VB6.0 under html browser, used to learning routines. Can refer to.

socekt编程。便于了解常用的tcp,udp编码与服务器编码方式(Socekt programming. Easy to understand the common tcp, UDP coding and server coding methods)

C++，在Dos中实现，用命令完成。代码简单明了！(C++)

this file contains codes of many examples in c

说明：  vb模拟进程调度.rar 是学生学习操作系统的页面存储的课程实验习题. 做的教完善, 值得借鉴.(vb modeling process scheduling. Rar Students learn the operating system stored pages Experimental Exercise. So the perfect, is worth learning from.)

check that .dex with wrong magic is rejected.

单炮记录的动态显示：包含三个程序，子波生产（my_ricker.m），反射系数产生(reflectivity.m)，单炮记录生成及动态显示(my_forward.m)！(Single-shot record of dynamic display: contains three procedures, sub-wave production (my_ricker.m), have a reflection coefficient (reflectivity.m), single-shot records generated and dynamic display (my_forward.m)!)

pki 功能文档，对初学者有很大帮助，可以了解pki的相关功能(pki doc useful for beginner)