The writer joined in the research of VPN system in GDT and did lots of work in the software development of some modules in the proxy server and OAM based on WEB.

• 作者参与了巨龙公司VPN系统的服务器端代理模块和基于WEB的管理维护台的软件开发工作，该系统采用了位于会话层的Socks V5协议，适合用于实现客户端/服务器连接模式的VPN；