虚拟专用网VPN(Virtual Private Network)被定义为通过一个公用网络建立一个临时的、安全的连接,是一条穿过混乱的公用网络的安全、稳定的隧道。通过VPN技术实现大量数据的远程访问为人们提供了一种简单方便、安全高效的远程访问方式,有助于中国石油管道公司从旧有的管理模式向新型的管理模式转变,从而提高工作效率和竞争能力。 Virtual Private Network (VPN) is defined as the establishment of a temporary, secure connection through a public network and is a secure and stable tunnel through a disruptive public network. Remote access to large amounts of data through VPN technology provides a simple, convenient and safe way for remote access to people and helps CNPC to change its business model from old management mode to new management mode so as to improve work efficiency and Competitiveness.