The key technologies of NGI are addressed, referring to network scalability, network availability, network manageability, network security, QoS control, and IPv6 technologies.

• 文章重点探讨了下一代互联网的关键技术:网络可扩展技术、网络可用性技术、网络管理控制技术、网络安全技术、服务质量(QoS)业务控制技术和IPv6技术。