关于NG N若干问题的思考

本文对NGN（新一代网络）的若干问题进行了研究,描述了NGN的功能性能要求,提出了NGN的地域模型和功能模型,把当前一些热点技术放到NGN的网络体系中进行研究,重点指出这些技术在NGN中应用存在不足及努力的方向;提出了一些新的问题和可能的解决方法。

Consideration for Some Problems on Next Generation Network

This article studies some important problems on NGN, it describes the requirement of functions and performance of NGN, and it refers to the regionally model and functional model of NGN. It studies the current hot technologies in the NGN system and points out the existent problems when they are applied to NGN, and refers to the struggle aspects, some new questions and resolving ways. We hope this article will be worth reference for the network carrier, manufactures and standardization organizations, and we hope it will make them pay further attention to the important problems of NGN mentioned above and give these problems in-depth consideration.