【摘要】 论述了EDI基本概念以及传统的基于增值网的EDI在企业实施中存在的问题.针对基于Internet的EDI存在的安全性问题,提出了基于虚拟专用网络(VPN)的EDI方案.详细分析了VPN的核心技术隧道协议中的PPTP协议和IPSec协议.阐述了EDI与企业数据库以及ERP集成的重要性,并给出了企业数据库与EDI系统集成模式.最后,结合保险业ERP应用现状实现了基于VPN技术的EDI方案.更多还原

【Abstract】 Discussed the basic concept of EDI and the problems existing in traditional VAN-based EDI system during its implementation in enterprises and then according to the existing security issues of the internet-based EDI system, proposed a new EDI scheme which is based onVPN. Analyzed the core techniques of VPN such as point to point tunneling protocol, IP security protocol in details. The importance of integration of EDI and the enterprise’s database as well as ERP was also described, and put forward the integration model about enterprise’s database and EDI system. Finally, combined with applied situation of ERP in insurance, realized the VPN-based EDI scheme.更多还原