摘要
Abstract
VPN is a popular and secure remote user access technology at present. It applies in Henan province water resources census of the first national water census, to solve the safe and reliable connection problem of water census units at county level and the provincial water resources data center through Internet network. Based on the present network situation of Henan province water conservancy system, this paper introduces several technologies such as the solution of VPN technology in Henan province water resources census, working principle of IPSec VPN, working mode of SSL VPN, tunnel, encryption, identity authentication, key management and so on by contrasting and selecting the current mainstream VPN equipment. In practice, VPN technology provides a strong network support for smooth and safely transmission for Henan province water resources census data.关键词
VPN/水利普查/IPSec/SSLKey words
VPN/Water resources census/IPSec/SSL分类
建筑与水利
