輕量級 V*N 軟件 SigmaV*N

SigmaVN 是一個輕量級的 VN 軟件，可用于創建多個低開銷的安全通道，無需復雜配置。SigmaVN 是高度模塊化的設計，易于擴展對新協議和新加密策略的支持。

SigmaVN is a light-weight VN solution aimed at providing easy-to-configure and secure VN tunnels for UNIX systems. </p>

• SigmaV*N is modular. It is very easy to create new interfaces and encryption/encoding schemes.
• SigmaV*N is slim. It's just a few hundred lines of pure C.
• SigmaV*N is easy to configure, allowing you to put settings for multiple tunnels into just one configuration file.

項目地址：http://code.google.com/p/sigmaV*N/