简述了光网络绿色业务量疏导的基本问题,综述了有关方面近年来的研究状况,包括绿色网络功耗模型的研究、绿色业务量疏导算法的研究、绿色网络生存性问题的研究等。根据对各种方法的对比分析,指出了光网络中绿色业务量疏导领域还需进一步研究的共享保护、时间感知等新方法和新课题。
In this paper, basic problems that should be solved for Green traffic grooming in optical networks are presented. After that, an overview of research achievements in recent years is presented, including the study of power consumption for- mulatiou model, the research on Green traffic grooming algorithm, the survival issues of Green optical networks and so on. According to analysis of various methods, the issues related to green traffic grooming in optical networks need further study.