基于软件定义的多粒度光传送网络关键技术研究

The gradual deployment of cloud computing, Internet of things and big data analysis will accelerate communication network architecture and technology innovation.The multi-granularity optical transport architecture and key technologies based on software definition is the latest focus of the transport network. This project aims at facing to future application needs , and key technologies including multi-granularity optical transport network structure, multi-granularity switching network virtual mechanism, multi-granularity management & control scheme, bandwidth variable transmission technology, multi-granularity optical transport network evaluation mechanism will be further investigated. The research will be performed in a combination of theoretical study, numerical simulation and experimental validation. The new structure and the corresponding implementation mechanism of software defined multi-granularity optical transport network are expected to be proposed, based on which the experimental validation and evaluation studies will be carried out. The content and expected results of the project will provide a reference architecture and implementation mechanism for future development of software driven-oriented multi-granularity switching optical communication network, and further effectively enhance the holistic approach and application level of China's software-defined network technology.

云计算、物联网、大数据分析等新兴应用加速通信网络架构及技术革新，基于软件定义的多粒度光传送网络结构及关键技术成为业界研究热点。本项目拟面向未来宽带应用需求，依次围绕基于软件定义的多粒度光传送网络结构、多粒度层次化虚拟机理、多粒度管控模型、可变带宽灵活传送方案、新型网络评测机制等多种关键技术，采用理论研究、数值仿真与实验验证的方式展开研究，拟提出基于软件定义的多粒度光传送网络新型结构以及相应实现机制，在此基础上开展模型实验验证及测评研究。本项目研究内容及预期成果将为我国基于软件定义的多粒度光通信网络架构及实现机制未来发展提供参考，同时进一步推动我国软件定义网络技术创新研究及应用水平。

云计算、物联网、大数据分析等新兴应用加速通信网络架构及技术的革新，基于软件定义的多粒度光传送网络架构及关键技术成为业界的研究热点。本课题面向未来宽带应用需求，采用理论研究、数据仿真与实验室评估验证等多种方式展开研究，提出了：1）基于软件定义的多粒度光传送网新型网络架构；2）多粒度网络资源层次化抽象和虚拟化机制；3）多粒度网络资源管控机制；4）可变带宽灵活传送方案及新型网络评测机制等多种关键技术。本课题研究内容及成果为我国基于软件定义的多粒度光传送网络架构及关键技术的未来发展方向提供了参考，同时有效推动了国内软件定义光传送网的标准化与产业化进程，提升了我国软件定义光网络领域的技术创新能力和产业界应用水平。