实现vpn应用，代码完整，是课程设计的最好选择-Implement vpn application, code integrity is the best choice for curriculum design

代理服务器程序,包括设计文档,代码,测试截图-Proxy server program, including design documents, code, test screenshot

简单网络管理协议 　管理信息库 　代理服务器-SNMP 　MIB 　Proxy server

使用WCF技术做了一个简单的站内信模块，代码很简单，开发站内信最主要的就是数据库设计，这里只是分享一下鄙人的想法。-Using WCF technology to do a simple letter station module, the code is very simple, developers believe the most important is the station database design, it s just share my thoughts.