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OpenVPN利用虚拟网卡,以一种全新的方式实现了SSL VPN的功能,能够适应IP层之上的几乎所有应用。本文分析了OpenVPN的实现原理并且利用OpenVPN在一个安全系统上实现了五种方式的SSL访问。
OpenVPN utilizes a virtual network card to implement SSL VPN functionality in a completely new way, adapting to almost any application on top of the IP layer. This article analyzes the implementation of OpenVPN and uses OpenVPN to implement five ways of SSL access on a secure system.