内容简介:在解决远程安全访问方面目前有两种热门的vPN技术：IPsec vPN和sSL VPN。通过对这两种VPN技术在安全性、可扩展性、使用方便性和可控制性等特点的分析和比较，给出了两种VPN技术各自适合的应用领域。-Introduction: In terms of solving secure remote access vPN There are two popular techniques: IPsec vPN and sSL VPN. Through these two VPN technology to analyze and compare the security, scalability, ease of use and controllability characteristics are given for each of the two types of VPN technology applications.